Lighting

- Rack mount bracket only - Fits TL-L225 taillight

- Attaches to rear racks - Compatible with: Blinky 3,5,7 and Superflash - 25mm between each of the top horizontal holes (center to center) - Requires an "L bracket" that typically comes with a rear rack. If your rack is missing the L bracket, you can purchase Planet Bike's rack hardware pack

Increase your visibility by using the Stix Arm/Leg Band mount to attach your Specialized Stix light to arms and legs. - Includes rigid mount and fabric band for comfortable and secure hold. - Wraps around ankle to keep pant legs away from chainrings. - Increases visibility and versatility of Stix lights, both on an off the bike.

Grab a set of Portland Design Works tail light brackets to mount your lights on seat posts and seat stays. - Seat post and seat stay brackets - Rubber shims included for a custom fit - Compatible with all PDW tail lights except Asteroid and Fenderbot

Mount your tail light to the reflector tab on the back of a rear cargo rack with this Rack Bracket from Portland Design Works. - Compatible with all PDW rear lights except the Asteroid and Fenderbot - Horizontal holes are 50mm apart to fit European rack standards - Vertical holes are 18mm apart to fit most reflector mounts

- Fits 25.4-31.8mm handlebars - Compatible with Blaze, Beamers, 1200, 5000x and Super Spot

Designed to accommodate the more aerodynamic profile of aero bars and seatposts, the Stix Aero Strap mount gives you the ability to attach a Specialized Stix for day or night riding. - Stix light mount with longer, flexible silicone strap to fit Shiv and Venge seatposts, plus Aerofly handlebars.

Stick a Stix on it. This fabric clip mount makes it a cinch to clip your Specialized Stix to a bag, jacket, or jersey for on-the-go visibility. - Stainless steel spring clip for secure mounting.

You really can put a Specialized Stix headlight almost anywhere. This headlight mount is designed to cleanly integrate into the headset of the bike and maintain a clean look with the Stix positioned just under the stem. - Positions Stix headlight just under the stem in front of the head tube for a super-clean, integrated look. - Interlocking system between plastic mount and aluminum spacer allows the light and mount to quickly be removed from the bike. - Works with 1-1/8th Aheadset-style headsets and custom 10mm thickness spacer.

With the Stix Saddle mount, a Specialized Stix tail light can be easily mounted under any saddle featuring SWAT-compatible mounting holes. - Mounts a Stix tail light horizontally under the back edge of a SWAT-compatible saddle. - Includes stamped aluminum bracket that can be bent to adjust the light's angle. - This mount features a snap-in, breakaway mount to protect light if snagged. - Will only work with Specialized saddles with SWAT-compatible mount holes in the base. - Includes mounting hardware.

See and be seen with Knog's ultra-bright Blinder Road 2. Twin high-power LEDs flood your path with 200 Lumen's of illumination, while specially designed optics balance the distance and width of the beam to ensure you see everything possible. Helmet and handlebar mounts are included so you can choose how to light your path. Plus, this compact design is USB rechargeable to keep you riding strong night after night.

- Compatible with Blinky 3,5,7, Superflashes, Turbo, Turbo Minis Superflash Micros and Blinky Safety rear light - Designed specifically for aero seat posts - Adjustable light angle - Easy on/easy off design makes for quick mounting and removal

Mounts a Specialized Stix light to a CPSC, DIN standard reflector/rack bracket or the Specialized Pizza Rack. - Vertical CPSC hole pattern. - This mount can attach to the Horizontal Din hole pattern. - Specialized single hole pattern for the Pizza Rack. - Mounts Stix light horizontally. - Includes all mounting hardware.

- Compatible with seatpost diameter 20mm-36mm - Adjustable light angle - Easy on/easy off design makes for quick mounting and removal - Compatible with Blinky 3,5,7, Superflashes, Turbo, Turbo Minis, Superflash Micros and Blinky Safety rear light

Optional Accessory Rear rack Bracket for mounting most CatEye Taillights to rear racks with 50/80 mm spaced mounting holes.

-Mounts easily to front racks with threaded M5 mounts -Allows for unobstructed light positioning -22.2mm clamping diameter

- Mounts most AA flashlights to handlebars and helmets - Ideal low-cost lighting alternative for cyclists

Mount your Cygolite bicycle headlight to a variety of GoPro compatible interfaces and third-party mounting options that are compatible with the GoPro interface. - Compatible with Ranger, Expilion, Metro, and Streak series - Includes adapter piece only

Set up a light wherever you can connect a GoPro mount. Use this adapter to connect your Imjin or Nip to any GoPro mounting option.

Setup your Light & Motion Urban or Deckhand light (sold separately) wherever you can connect a GoPro mount. Use this adapter to connect your Urban or Deckhand to any GoPro mounting option.

Light & Motion's Vis 180 Aero Post Pad lets you easily attach your Vis 180 taillight to the back of your aero seatpost so you can be fast and visible.

Strap Light & Motion's Vis 360 Spare Rear Mount to your spare helmet and use your Vis 360 light no matter what lid you are wearing.

The NiteRider Adjustable Angle Tail Light Strap Mount was specifically designed for our flagship tail light, the Sentinel. It allows you to fine-tune the mounting angle of the light to display the projected Laser Lanes even and parallel on the ground. It's an easy on and off non-slip tail light mount that also features a grooved contact pad that makes this the 'go to' mount for riders using aero seat posts. System Compatibility - Sentinel - Solas - Sabre - CherryBomb

If you're looking to mount your Lumina and Mako series lights to a GO Action Camera style mounting point, this is the accessory you've been looking for. The mounting point screws into the GO Action Camera style connection for a solid and secure fitment. System Compatibility - Lumina Series - Mako Series

Origin-8's Eyelet Stub Light Mount is an ingenious way to easily mount a light (or other accessory) to any bicycle frame with standard rack/fender eyelets. The Stub is made of light and tough 6061 aluminum tubing with an outside diameter of 26mm and an overall length of 46mm. It simply bolts to the eyelet with its included 5mm screw. There's a press-fit cap on the end to seal it.

Replacement LED assembly for the Centro LED helmet.

CatEye's Center Fork Bracket helps clear your handlebars by positioning your favorite CatEye headlight (sold separately) in front of your bike's head tube.

This helmet mount works with all CatEye Lights. Pair it with the Volt 800 for the ultimate trail solution.

Helmet mount kit compatible with Ranger, Expilion, Metro Pro and Plus, Metro, Streak, and Pace systems. - Includes: helmet bracket, velcro strap, and foam pad.

This mount is designed to securely attach your Light and Motion Seca, Vega, or Stella headlight (sold separately) to your helmet. With a helmet mount, the light is always pointing where you're looking.

These handy little handlebar accessories are activated by your bike's motion, so they're ready to go whenever you are! - Motion-activated lights - One LED per plug - Mounts easily into standard (17.5–19mm internal diameter) handlebars

All of our head light mounts deliver rock solid mounting but for those that demand the most rigid set up, the NiteRider Lumina Handlebar Clamp Mount is here to deliver a high degree of performance and stability. Fits a max bar diameter of 35mm. SYSTEM COMPATIBILITY - Lumina Series - MiNewt Cordless Series - Mako Series WARRANTY - This NiteRider accessory is backed by NiteRider’s lifetime warranty that covers any defects in mechanical components (housings, covers, mounts and fasteners)

- 2 Super-bright Red LEDs - Press lens to turn on - Silicon straps mount to any seatpost, no tools required - 70 hr steady, 140hr flashing runtimes - 2 CR2032 batteries included

2nd generation Locktite™ tool-free handlebar bracket mount for Ranger, Expilion, Metro Pro and Plus, Metro, Streak and Pace systems. Compatible with 22 to 32mm diameter handlebars.

The PDW Outpost Mount allows you to attach a handlebar-mounted headlight to the side of your tapered wire basket—eliminating the problem of basket cargo blocking the light beam. The attachment plate compensates for the angle of a tapered wire basket, allowing the headlight to stay nice and level. - 32mm diameter clamping area for lights - Attaches with two M5 bolts and a steel backing plate - Mounts on left or right side

Do you have more than one bike? Get the most out of your Specialized Flux Expert tail light (sold separately) by getting an additional seatpost mount for easy switching between your rides. - All the parts needed to mount a Flux Expert taillight to a second bike - Includes mounting bracket, three interchangeable rings to fit different seatpost sizes and a 2.5mm Allen key. - Interchangeable rings will fit 27.2mm, 30.9mm, and Venge Aero seatpost.

This lightweight bicycle handlebar and accessory mount adapter allows for the perfect placement of your mirror, bell or light. Lightweight and sleek design prevents your handlebar from becoming too cluttered. - Made from hi-tech resin and aluminum alloy - Lightweight accessory holder for handlebar end - Ideally paired with a bell, light or mirror - Works with both road and MTB bars - Minimalist design that does not clutter your bike

The Plus front bike light is a super-bright, 100% waterproof and versatile USB rechargeable bicycle light. Mount the light to your handlebars or forks, or use the integrated wearable clip to attach the light to your shirt pocket or panniers. More of a runner than a cyclist? No worries. The Plus light also doubles up as a wearable night running light. Just attach the light to your t-shirt, shorts, socks or headband using the smart integrated clip. With an output of 40 lumens and a run time of up to 20 hours in eco flash, the Plus ensures you are well seen to all other cyclists, road users, and trail runners all night long.

The Plus rear bike light is a super-bright, 100% waterproof and versatile USB rechargeable bicycle light. Mount the light to your seatpost, seat stays, and pannier racks, or use the integrated wearable clip to attach the light to your t-shirt or backpack. More of a runner than a cyclist? No worries. The Plus light also doubles up as a wearable night running light. Just attach the light to your t-shirt, shorts, socks, or headband using the smart integrated clip. With an output of 20 lumens and a run time of up to 40 hours in eco flash, the Plus ensures you are well seen to all other cyclists, road users, and trail runners all night long.

Increase your line of sight with the NiteRider Lumina Helmet Mount. By mounting your head light onto your helmet, it’ll allow you to see farther into your turn or wherever your head turns. System Compatibility: - Lumina Series - MiNewt Mini Series - Mako Series

Helmet mount for all systems that use the slider mounting clip. Not compatible with Lumina Series Lights. System Compatibility - Pro Series - HID Series - Classic Plus & Select - Evolution & Digital Evolution - HeadTrip & Digital HeadTrip - TrailRat & TrailRat Select - RoadRat - Digital Patrol LED - Digital Patrol - Pre 2001 systems

Stand out at night! The Blinky 3H combines 3 bright LEDs with a parabolic reflector for up to a mile of visibility. And, its self-leveling helmet mount ensures optimum visibility as you ride. It also includes seatpost and seatstay mounts. The Blinky 3H has steady and flashing modes and runs for up to 100 hours on the included AAA battery. Also, this light includes a reflective lens and side reflective strips for extra safety.

Problem Solvers' Braze-on Light mount threads into your fork or fender eyelets, allowing you to mount lights or accessories. It's lower position is great for getting your light closer to the ground for better visibility.

Looking to take your second-generation Flux headlight off-road? You're going to need a helmet mount. - Breakaway design prevents snagging on overhead objects - Hook-and-loop strap can be reoriented 90 degrees to give additional mounting options - Fore/aft adjustability for optimal placement regardless of helmet vents - Action camera style hinge works with third-party mounts

• Dual super bright white and red LEDs • Multi fit silicone strap • 4 modes (white - steady/flashing & red - steady/flashing) • 3 to 7 hour run time • Water resistant silicone body • USB rechargeable

Topeak's HeadLux helmet light is the Siamese twin of bike lights. This one light does double duty with two super-bright LEDs facing forward and two red LEDs facing the rear. Its 3 modes and wrap around lenses ensure you'll be seen. A nice supplement to your regular light set, the HeadLux is a convenient way to add extra safety to your commute. Plus, batteries are included.

The Plug is a rear light that harkens back to Knog's roots, using an overmolded soft-touch TPU. This light is packed with fresh technology like a domed rear lens, a low battery indicator, and like all Knog bike lights, it's fully USB rechargeable. Designed to work with all genres of bicycles from commuters to aero road bikes, the Plug comes with three different silicone bands for securing it to seatposts. This is a light for every-day, for every ride, for everybody. Increased Side Visibility The specially designed domed rear lens is clever in two ways. First, its domed shape allows for maximum clarity when viewed from head-on. Second, this same domed lens allows for plenty of improved side visibility. Given the fact that 78% of accidents happen with cars not seeing bikes at intersections, any additional visibility from the side can only be a good thing. Easy One Button Operation A large, soft-touch button ensures easy operation of the Plug. The Plug's oversize button allows the user to turn the light on and off with ease, even when wearing gloves. Low Battery Indicator Don't be caught out with an uncharged bike light again. A conveniently placed low battery indicator is placed within the rear Plug's lens so you'll know when exactly when your light needs recharging. USB Rechargeable As with all of Knog's bike lights the Plug is 100% rechargeable. Recharging is achieved with the micro USB port conveniently located behind the large rear button. Using a micro USB cable (not supplied) you can then simply recharge using any USB port. - Dimensions: H: 40mm x W: 33mm x L: 50mm - Weight: 30g - Charge Time: 2.5 hours - Lumens: 10

Put this little bright spot anywhere—your belt, your backpack, your seatpost—and ride on. The Flashback is your go-to savior, packing a mighty “I’m here!” punch to keep you visible on the streets. With its belt clip, you can literally clip it on just about anything, and its compact size makes it a total no-brainer for keeping your ride safe and your street-cred high. - Compact, bright, and waterproof. - Built-in fabric belt clip makes it a clip-anywhere taillight option (seatpost mount included). - Four operating modes: Steady (10 lumens), Power Flash (20 lumens), Disco Flash (14 lumens), Eco Flash (5 lumens). - 2- to 20-hour runtime, depending on mode. - Tested and approved for the following Specialized helmet models: Align, Ambush Comp, Chamonix, Propero II, Echelon II

• 2 x 0.5 watt super bright red LEDs • Built-in Li-Ion rechargeable battery • 2 mode (steady / flashing) • 2 to 4.5 hour run time • Includes USB charging cable • Multi-fit QR seat post mount • Water resistant

Solid aluminum dropper post mount to attach rear bikepacking bag, larger saddle bag, bottle cage, tail light, and more.

The Asteroid fits all new and older Bern helmets with a two-hole mount located in the rear of the shell. USB rechargeable. - 12 Lumens - Micro USB rechargeable - 3 Light Modes (Flash 24 hours, Pulse 6.5 hours, Steady 5.5 hours) - Water Resistant - 16 grams - 26mm tall, 39mm wide, 20mm thick (w/o bracket)

Packed with more power and technology than meets the eye, the new Dice™ HL 150 fires up the night with an incredible 150 lumens, and stands out in broad daylight with its intense lightning-like flashes. It even senses day and night, automatically switching to the optimal flash mode. Engineered for road cyclists, it uses a low-profile, flexible mount that's designed for most handlebars including aero bars. (Patent Pending) - Powerful 150 lumen output with 8 light modes - Built-in 24/7 Safety Technology® gives you a powerful selection of night and day modes (Boost - High - Medium - Low - SteadyPulse® Low - SteadyPulse® High - DayLightning® Triple Flash - DayLightning® Single Flash) - DayLightning® mode emits powerful lightning-like flashes to highlight your presence in broad daylight - SteadyPulse® mode alerts nighttime motorists with pulses while constantly lighting your path - Enhanced Cycling Optics™ (ECO) expands your visibility with an extra-wide and long-range beam - USB rechargeable Li-ion battery - Low battery indicator - Light mode memory saves the mode you're in before the light is turned off - Low profile, water-resistant design only weighs 30 grams - Flexible mount conveniently attaches to most handlebars including aero bars Patent pending. *Features and specs are subject to change without notice.

The Plug is a light that harkens back to Knog's roots, using an overmolded soft touch TPU in three fun colors. Kicking out 250 lumens, this light is packed with fresh technology like a low battery indicator, cut-outs in the front light body for improved side visibility, and like all Knog bike lights, it is fully USB rechargeable. Designed to work with all genres of bicycles from commuters to road bikes, the Plug comes with two silicone bands for securing it to handlebars (22-27mm & 27-32mm). The Plug is a light for every-day, for every ride, for everybody. Increased Side Visibility Cutouts in the side of the Plug design result in improved side visibility. Given the fact that 78% of accidents happen with cars not seeing bikes at intersections, any additional visibility from the side can only be a good thing. USB Rechargeable As with all of Knog's bike lights the Plug is 100% rechargeable. Recharging is achieved via the micro USB port conveniently located behind the large rear button. Using a micro USB cable (not supplied) you can simply recharge off any USB port. Easy One Button Operation A large, soft-touch button ensures easy operation of the Plug. The Plug's oversized button allows the user to turn the light on and off with ease, even when wearing gloves. Low Battery Indicator Don't be caught out with an uncharged bike light again. With the Plug's clever side visibility window doubling up as a low battery indicator, you'll know when exactly when your light needs recharging. - Dimensions: H: 43mm x W: 33mm x L: 75mm - Weight: 65g - Charge Time: 2.5 hours - Lumens: 250

The NiteRider Swift 300 delivers everyday reliable performance in an economical ultra compact head light. Sporting features like an easy on and off handlebar strap mount, low battery indicator and to top it off, it's USB Rechargeable; making it the perfect light of choice for commuters and cycling enthusiasts. Although small in size, make no mistake; the Swift 300 packs a big punch with a maximum light output of 300 lumens! Powered by an internal Lithium Ion battery, in Walk Mode, the Swift 300 can run for up to twenty-seven hours before it needs a charge. - Highly durable design made with fiberglass reinforced plastic - Smooth 300 lumen beam pattern in an ultra compact and lightweight design - Innovative Collimator Lens – optimizes your field of view - Built-in, easy on and off handlebar strap mount - 4 Light Levels plus 1 Daylight Flash Mode - Fuel Gauge / Battery Level Indicator - FL1 Standard IP64, dust and water-resistant - Convenient USB rechargeable WARRANTY - The Swift 300 is backed by NiteRider's lifetime warranty that covers any defects in material and workmanship, mechanical components (housings, covers, mounts and fasteners) and LEDs. SYSTEM INCLUDES - LED Light Head - Internal Li-Ion Battery - Build-in, Handlebar Mount - USB Charging Cable

The PDW Kepler eBike Tail Light offers up 220 degrees of visibility. Compatible with any 6V-15V system, this light has 3 super-bright red LED's. Equipped with a pre-installed Bosch plug, the Kepler eBike Tail Light is ready to plug directly into any Bosch eBike system. The Bosch plug can also easily be clipped off for direct wiring into other eBike systems. - Seatpost or seatstay mounting - 220 degrees of visibility - 25 Lumens - 48" cable length - Remove Bosch plug to work with any 6V-15V e-bike system

The new sleek and aggressive Zot™ 250 gives you the power you need to take on the dark city commute. Its impressive 250 lumens fires up an extra-wide, long-range beam to maximize your coverage at night. Not limited to night, the Zot's DayLightning® mode makes you stand out in broad daylight to give you the advantage any time and anywhere you ride. It uses a low-profile flexible mount designed to strap quickly and easily to most handlebars including aerobars. Get the most out of your ride with the Zot's uncompromising safety and illumination. - Powerful 250 lumen output with 8 light modes - Built-in 24/7 Safety Technology® gives you a powerful selection of night and day modes: (Boost - High - Medium - Low - SteadyPulse® - DayLightning® - Triple Flash - Walking) - DayLightning® mode emits lightning-like flashes to highlight your presence in the brightest of daytime hours - SteadyPulse® mode alerts nighttime motorists with pulses while constantly lighting your path - Enhanced Cycling Optics™ (ECO) expands your visibility with an extra-wide and long-range beam - USB rechargeable Li-ion battery - Low battery indicator - Light mode memory saves the mode you're in before the light is turned off - Light activation lockout prevents accidental light activation - Low profile, water-resistant design only weighs 60 grams - Side illumination ports highlight your presence to nearby motorists - Versatite™ flexible mount conveniently attaches to most handlebars including aero bars RUN TIMES: - Low: 5 hrs - Medium: 2:30 hrs - High: 1:30 hrs - Boost: 0:45 hr - SteadyPulse®: 2:30 hrs - DayLightning®: 9 hrs - Triple Flash: 12 hrs - Walking: 21 hrs - CHARGE TIME: 2:30 hrs - MOUNTING: Flexible Handlebar Mount - BATTERY: Built-in Li-ion - SYSTEM WEIGHT: 60g *Features and specs are subject to change without notice.

The Plus twinpack is a set of super-bright, 100% waterproof and versatile USB rechargeable bicycle lights. Mount the lights to your handlebars, forks, steaposts, and stays, or use the integrated wearable clip to attach the light to your shirt pocket or panniers. More of a runner than a cyclist? No worries. The Plus light also doubles up as a wearable night running light. Just attach the light to your t-shirt, shorts, socks or headband using the smart integrated clip. With an output of 40 lumens at the front, 20 lumens at the rear, and a run time of up to 20 hours in eco flash, the Plus ensures you are well seen to all other cyclists, road users, and trail runners all night long.

Engineered to stand out day and night, the Hotshot™ 100 delivers powerful 100 lumen flashes. Exclusive 2 button design lets you fully adjust the tempo of each flash mode to maximize motorist awareness. Every bit the road cyclist’s tail light, its power combines with an extra wide beam and up to an incredible 270 hours of run time to give you a large presence anytime and anywhere. (patent pending) - Powerful 100 lumens flashing - Built-in 24/7 Safety Technology® gives you a powerful selection of 6 day and night modes (Steady - Zoom - SteadyPulse® - Triple Flash - DayLightning® - Random Flash) - Freely adjust the brightness of Steady mode and the flash tempo of the flashing modes with the simple 2 button interface (patent pending) - SteadyPulse® mode features a steady beam to help motorists gauge their distance while overlapping pulses keeps them alert at night - DayLightning® mode emits lightning-like flashes to highlight your presence in the brightest of daytime hours - Zoom mode signals those around you with gentle changes in brightness - Enhanced Cycling Optics™ expands your presence with an extra-wide and long-range beam - USB rechargeable internal battery - Low battery indicator - Light mode memory saves the mode you're in before the light is turned off - Compact, water-resistant design weighs only 59 grams - Seat post and seat stay mounts included - 2:30 ~ 270 hours of run time Patent pending. *Features and specs are subject to change without notice.

The future of cycling taillights is here. Vya is a game-changing design, blending powerful output with revolutionary smart features. The piercing 50 lumen output is easily visible over a distance of 1km, even in bright daylight. What separates Vya from traditional taillights are smart auto-on/off sensors – start riding and the light turns on automatically and will shut itself off after the ride, with a delay built in for stoplights. The scientifically designed SafePulse beam pattern not only gets noticed from motorists, but allows the driver to accurately judge distance from the rider and their direction of travel – a safety feature not possible with strobing lights. Attaching Vya is effortless with a simple clockwise 1/4 turn into the mount locking the light in place and activating the auto-on feature. When it comes time to recharge, remove Vya from the mount in seconds and insert the integrated USB paddle directly into a computer or USB power outlet – no cables keeps recharging simple and convenient. The next evolution in bike safety, Vya takes powerful safety lighting and keeps the rider safe so they can focus on the road ahead. Features - 50 Lumen Output certified to the FL-1 Standard with high powered premium CREE LED - Smart sensor technology senses motion and automatically turns Vya on when inserted into mount and will remain on, even when a rider pauses at stoplights - Auto-off when bike is parked or light is removed from mount to prevent the dreaded ‘dead bike light’ when it comes time for the next ride - SafePulse beam pattern scientifically designed to enhance a passing driver’s ability to judge the cyclist’s distance and direction of travel without the risks associated with flashing lights - Beam pattern optimized to give a wide red swath of light that can be seen clearly from the rear and side ideal for city riding - An impressive 8 hour runtime allows Vya to be used on multiple rides before needing a recharge, low battery status is indicated by rapidly flashing sidelights - Ultra-compact mount with durable rubber strap designed to be compatible with various size seat posts and can even be attached to seat stays - USB Mount Receptor allows light to be securely mounted or removed from bike in seconds with a simple, secure 1/4 turn lock; light will not turn on when removed from mount - Direct USB charging without cables fully charges in 2 hours - Made with bio-renewable material waterproof to 1 meter (when inserted in mount) for all-conditions reliability (IP67 Rated) Specifications - Lumens: 50 (SafePulse) - Runtime: 480 min (SafePulse) - Beam Angle: 30° (flood) - Charge Time: 120 min

With the Flash Headlight/Taillight Combo, you're equipped with everything you need to be seen—day or night. It features up to 70 lumens in the front and 20 lumens in the rear, and it features the versatility of four light modes, ranging from steady and strong to flashing and brilliant. Increase your visibility with the Flash Headlight/Taillight Combo. - Headlight: 20- to 70-lumen output. - Headlight: 2 hours to 24 hours runtime. - Tail light: 5- to 20-lumen output. - Tail light: 2 hours to 20 hours runtime. - Flexible mounting system works with handlebar and seatposts from 22.2mm up to 35mm in diameter, as well as most seatstays, helmets, and saddle bags. - Four headlight modes including: Steady (55 lumens), Power Flash (70 lumens), Disco Flash (55 lumens), Eco Flash (20 lumens) - Four taillight modes including: Steady (10 lumens), Power Flash (20 lumens), Disco Flash (14 lumens), Eco Flash (5 lumens)