Bike Stuff

Serfas' Thunderbolt Taillight delivers 35 lumens in an extremely versatile, USB-rechargeable package. Attach the water-resistant silicone body nearly anywhere on your bike, and use the high, low, or two flash modes to make sure cars or cyclists can see you when approaching from behind after dark. At just 50 grams, you won't even notice it's on your bike — but others will!

Stay aware of approaching cars with Varia RTL515 rearview radar. It pairs with your Edge bike computer or compatible smartphone to alert you of vehicles approaching from behind up to 153 yards (140 meters) away. When used with your compatible smartphone, the Varia app uses bold graphics — plus tone and vibration alerts — to indicate the position and speed of approaching vehicles. MAXIMUM AWARENESS - Varia RTL515 rearview radar provides visual and audible alerts for vehicles approaching from behind up to 153 yards (140 meters) away. MULTIPLE PAIRING OPTIONS - This radar works seamlessly with your Edge bike computer or compatible smartphone as well as select Garmin wearables or the optional radar display unit. WORKS WITH THE VARIA APP - This smartphone app helps you increase your awareness by providing graphics — plus tone and vibration alerts — that indicate the position and speed of approaching cars. THIRD-PARTY APP COMPATIBLE - When used with a compatible smartphone, Varia radar integrates with your favorite apps, such as Ride with GPS to overlay your maps with rearview radar alerts. SUPERIOR VISIBILITY - Alert motorists to your presence as soon as possible with daylight visibility up to 1 mile. COMPACT DESIGN - Easily mount this sleek, compact device on the seatpost of almost any road-use bicycle. The vertical design allows for better leg clearance and a perfectly comfortable ride. PELOTON MODE - Varia RTL515 features multiple modes, including peloton mode, which provides a low-intensity flash that is kind to other cyclists’ eyes when riding in a group. BATTERY LIFE - Time spent charging is not as good as time spent riding. Get up to 16 hours of battery life in day flash mode and up to 6 hours in solid mode. Physical Specifications - Dimensions: 3.9” x 0.8” x 1.6" (98.6 x 19.7 x 39.6 mm) - Weight: 2.5 oz (71.0 g) - Modes: solid, peloton, night flash, day flash - Lumens: 20 solid, 8 peloton, 29 night flash, 65 day flash - Battery life: 6 hours solid, 8 hours peloton, 6 hours night flash, 16 hours day flash - ANT+: Yes - BLE: Yes - Water rating: IPX7 - Viewing angle: 220° In the box: - Varia RTL515 - Mounting Kit - Cables - Documentation

Be safe out there with Serfas' TL-STN Seat Stay Taillight. This water-resistant safety beacon will get you noticed out on the road with a large, super-bright 1/2-watt red LED flanked by 6 brilliant smaller LEDs. Plus, the weatherproof silicone body stretches to easily mount to any tube on your bike. Use a few Seat Stay Taillights for 360-degrees of visibility! This great light has steady, strobe and flash modes.

Engineered for day and night use, the Streak™ 450 packs an intense 450 lumens in a compact and lightweight design. Fire up the night with a selection of powerful brightness modes, and stand out in broad daylight with DayLightning® mode's blasts of lightning-like flashes. The Streak™ 450 enables you with high-performance lighting anytime, anywhere. - Powerful 450 lumen output with 7 light modes - Built-in 24/7 Safety Technology® gives you a powerful selection of night and day modes (Boost - High - Medium - Low - SteadyPulse® - DayLightning® - Walking) - SteadyPulse® mode alerts nighttime motorists with pulses while constantly lighting your path - DayLightning® mode emits lightning-like flashes to highlight your presence in the brightest of daytime hours - USB rechargeable Li-ion battery - Low battery indicator - Light mode memory saves the mode you're in before the light is turned off - Rugged, water-resistant design only weighs 90 grams - Side illumination ports highlight your presence to nearby motorists - 2nd generation Locktite™ tool-free handlebar mount securely clamps to 22 to 32mm diameter handlebars RUN TIMES: - Low: 10 hrs - Medium: 3 hrs - High: 2 hrs - Boost: 1 hrs - SteadyPulse®: 3 hrs - DayLightning®: 10 hrs - Walking: 100 hrs - CHARGE TIME: 4 hrs - MOUNTING: Handlebar - BATTERY: Built-in Li-ion - SYSTEM WEIGHT: 90g *Features and specs are subject to change without notice.

Long running battery-powered rear light with high waterproof rating of IPX7. Built-in "Brake Mode" function will alert others behind you of your deceleration. - Built-in acceleration sensor for Kinetic mode (Brake mode) - Automatically turns on Hi for 2.5 sec when bike deceleration is detected - Waterproof IPX-7: Operates even after 30 minutes of submersion in a depth of 1 meter - Long runtimes - 360 degree visibility - 5 LEDs - 3 modes - Mode memory function - FlexTight SP-11 bracket (Ø12-32mm) - Snap System - Flashing Mode: 160 Hrs - Constant: 70 Hrs - Rapid Mode: 140 Hrs

Replacement Part – Universal Rack Mount - Fits all Serfas tail lights (Except TST-70, TST-100, & TBT-50R) - Bolts to rack for easy removal of tail light

Garmin Varia UT800 Meet the smart headlight that shines brighter for longer - High-intensity cycling headlight for urban and trail use that’s visible in daylight from more than 1 mile (1.6km) away - Projects a steady blast of 800 lumens for up to 1.5 hours - Automatically adjusts to ambient light conditions, speed and ride profile to extend battery life - Works independently or pairs with compatible Edge cycling computers to automatically turn lights on or off, control brightness and more - Offers 5 light modes, including high, medium, low, night flash and day flash Specs: - Dimensions (LxWxH): 3.8" x 1.3" x 1.2" (96.6mm x 33.5mm x 29.7mm); 1.8" with flange (44.7mm with flange) - Weight: 4.6oz (130.0g) - Battery life: 1.5 hours, high; 3.0 hours, medium; 6.0 hours, low; 25.0 hours, day flash; 6.0 hours, night flash - Lumens: 800 - CREE LED: yes - Degrees of visibility: 270 degrees - Visibility distance: 1 mile (1.6km) - Water rating: IPX7

E-Lume Series Headlight - Daytime Flash Mode - Up To 80 Hrs Runtime - Extruded Aluminum Body - Integrated USB Rechargeable Li-Ion Battery - Backlit Button Indicates Charge Status and Low Battery - Handlebar Bracket - Size: 103.7mm L x 31mm W x 22.6mm H (4.1" L x 1.22" W x 0.90" H) - Weight: 162 Grams w/Bracket - Battery: 1-Cell Li-Ion, 2500 mAh - Charge Time: 4 hrs To Full At 700mA Using USB Wall Charger Solid Mode: - Overdrive 605 Lumens—1.75 hrs - High 400 Lumens—2.75 hrs - Medium 200 Lumens—4 hrs - Low 100 Lumens—8 hrs Flash Mode: - Daytime 605 Lumens—80 hrs - Low 100 Lumens—25 hrs

USL-605 E-Lume 605:Serfas E-Lume USL-605 Headlight/Cosmo 30 UTL-30 Tail Light USL-605 E-Lume 605: - Daytime Flash Mode - Up To 80 Hrs Runtime - Extruded Aluminum Body - Integrated USB Rechargeable Li-Ion Battery - Backlit Button Indicates Charge Status and Low Battery - Handlebar Bracket UTL-30 Cosmo 30: - High Visibility Lens - IPX6 Water Resistance - Charges To Full In 2 Hours From Empty - Last Mode Memory

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

Engineered to be seen day and night, the incredible sleek Hotrod™ Front 110 emits a powerful 110 lumens of wide beam brilliance. Its continuous array of white LEDs penetrate broad daylight and the dark roads at night with powerful flashes and an extra-wide radiant glow. Every bit the road cyclist’s light, it uses a low-profile flexible mount designed for most handlebars including aerobars. - Powerful 110 lumen white light with 6 light modes - Built-in 24/7 Safety Technology® gives you a powerful selection of night and day modes (High - Low - SteadyPulse® - Low Flash - DayLightning® - Zoom) - SteadyPulse® mode features a steady beam to help motorists gauge their distance while overlapping pulses keeps them alert - 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 - Continuous array of LEDs work in unison to illuminate an extra-wide and powerful glow - USB rechargeable Li-ion battery - Low battery indicator - Light mode memory saves the mode you're in before the light is turned off - Ultra low profile, water-resistant design only weighs 29 grams - Versatite™ flexible mount conveniently attaches to most handlebars including aero bars RUN TIMES: - Low Steady: 100 hrs - High Steady: 1:30 hrs - Low Flash: 30 hrs - DayLightning®: 3:30 hrs - SteadyPulse®: 6 hrs - Zoom: 6 hrs - CHARGE TIME: 3 hrs - MOUNTING: Flexible mount for seat post/seat stay - BATTERY: Built-in Li-ion - SYSTEM WEIGHT: 29g *Features and specs are subject to change without notice.

A powerful front bike light with a wide beam that illuminates any road or trail and can be seen from 2km away as a daytime running light. Ride with confidence, day or night, with the Ion Elite R Front Bike Light. This USB-chargeable light features a powerful beam with a wide pattern perfect for the road, path, or trail. Designed to offer lumens that last, Ion Elite R lets you ride longer with sustained brightness and features five modes including day flash for use as a daytime running light. - Ion Elite R provides a powerful beam that lights up the full width of any road or trail - A warm, wide 1000 lumen beam allows confident night riding - Specifically designed focus, flash, and range flash patterns offer ultimate daytime visibility - Long-lasting brightness exceeds industry standards - 1000lm-1.5hrs, 650lm-3hrs, 350lm-6hrs, night flash-26hrs, day flash-22hrs - Adjustable hard mount attaches securely to handlebars between 25.4-35.0mm - Blendr compatible with available helmet mount - Includes an adjustable hard mount and micro USB charging cable - Battery: 5000Li-Ion - Weight: 187g

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

Product details - Perfect for mounting compatible Flare taillights to rear rack - Includes a bolt and star washer for extra security - Easiest to install with light installed for better leverage

Everything you need to be seen on city streets and paths. Party in the front and in the back One light set for a complete daytime running lights solution. The Ion 100 R and Flare R City feature focused optics, an interruptive flash pattern, and broad range to ensure visibility. Their compact design and wide beam spread are optimized for city riding and make these USB rechargeable lights great for any bike. Product details 1 - Be seen with a broad, powerful beam and balanced optics designed for city riding 2 - Includes Ion 100R, Flare R City, two quick connect brackets, and a micro USB charging cable 3 - Bontrager Daytime Running Lights feature flash, focus, and range to be seen during the day 4 - USB rechargeable

FEATURES - Super Bright (120 Lumens) *Daytime Flash - Last Mode Memory - Auto Safe Mode - USB Remote - Switch Compatible - USB Rechargeable - Up to 23 hrs Runtime - Aero Bar Compatible Bracket SPECS - Solid Modes: High (60 Lumens): 1.5 hrs, Medium (40 Lumens): 2.5 hrs, Low (20 Lumens): 5.5 hrs - Flash Modes: *Daytime Flash (120 Lumens): 23 hrs, High Flash Slow (60 Lumens): 12 hrs, High Flash Fast (60Lumens): 7.5 hrs, Low Flash (25 Lumens): 18.5 hrs, Auto Safe Mode Extends Runtime an Additional 45mins - Weight: 40 Grams with Bracket - Battery: 500 mAh Lithium Polymer

The Mako line offers four models and up to 250 lumens, not only allowing the cyclist to be seen, but allowing the cyclist to see as well. Our favorite feature is the side "gills" that emits light, it not only looks cool but makes the Makos more visible. The Mako line is easy on the wallet and easy to operate. The TL 6.0 has five ultra-bright LEDs with four different operating modes, including three different flash modes. The amber Side Lights help to provide even more visibility from the sides of the rider. The TL 6.0 will help keep you safe and seen from behind (180-degree visibility). The TL 6.0 operates on 2 AAA batteries (included) for up to 60 hours on flash. Mako 200 - Side lights - Economical, high output light - Super bright flash setting ideal for daylight use - Easy operation battery operated (comes with 2 x AA) - Run Times: 15:00 – 60:00 hours - 3 light settings—High, Low, and Flash - Water / Dust Resistant IP64 Rated TL 6.0 - 5 Ultra Bright LEDs - Up to 60 hours run time - Cost-effective, high-quality light - Super bright day time flash mode - 3 operating modes - Runs on AAA batteries - Water / Dust Resistant IP64 Rated

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.

Vis Adventure's powerfully focused beam and compact size make for a versatile light that can be used for any outdoor sport. It is perfectly designed to run on your helmet, bars, or anywhere you can fit a GoPro mount. Designed to maximize output in a compact design, the Vis Trail features an optimized reflector to make the beam broader and smoother without hotspots. Paired with either a 2, 3, or 6-cell interchangeable external battery, the Vis Trail gives you the flexibility to achieve the runtime you desire for the right price. This light is built for long gravel races, steep snowy slopes, and any adventure you throw at it. Charger not included and must be purchased separately. Key Features - 800 lumen output certified to the FL-1 Standard - Highest rated CREE LED - Custom engineered LED optics create a smooth, even beam pattern - Waterproof design provides all-weather reliability (submersible up to 1 meter) - 50" cord provides plenty of length for any setup requirement - Illuminated power button with low-runtime indicator - Compatible with 2, 3, and 6 cell batteries - Multiple mount options available including GoPro adapter - Additional one-touch 'Race Mode' feature enables riders to conveniently toggle between high and medium output Tech Specs - Lumen Output: High (800), Medium (400), Low (200), Pulse (200) - Beam Angle: 20° (spot) - IP Rating (FL-1): 67 - Depth Rating (FL-1): 1 meter - Impact Resistance (FL-1): 1 meter - Thermal Management: Passive Cooling - Fast Charge: False - Product Dimensions: 2.5'' x 1.2'' x 1.2''

A compact and powerful front light with lasting brightness that makes it easy to see the street, path, or trail and features a dedicated Daytime Running Light mode that can be seen from 2km away, even during daylight hours. Ion Comp R packs the power of lasting light into a sleek, compact design that's at home on any road, mountain, or city bike. Light your way with five modes, including a Daytime Running Light mode that's designed to increase rider visibility during the day and can be seen from 2km away. Product Details - Ion Comp R provides a powerful beam that illuminates the street, path, or trail - A warm, wide 700-lumen beam allows for confident night riding with a great depth of field - DRL-specific focus, flash, and range flash patterns offer ultimate daytime visibility - Long-lasting brightness exceeds FL1 industry standards and outlasts the competition - Runtimes: 700LM—1.5hrs, 500LM—3hrs, 300LM—6hrs, 300LM day flash—19hrs, 200LM night flash—9hrs - Blendr-compatible for integrated mounting on compatible Blendr stems, helmets, and helmet mounts - Quick Connect+ offers secure installation with a flexible mount that's compatible with all bars 22.2 to 35mm - Includes Ion Comp R light, Adjustable Quick Connect+ Mount, and micro USB charging cable

Handlebar mount for all systems that use the slider mounting clip. Fits handlebar clamp diameters from 25.4mm–35mm. 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

Use Light & Motion's 2.0A USB AC Adapter to charge your light with a USB cable, using a standard wall outlet. - Compatible with: Urban, Vis, Solite, Taz, GoBe

An economical and stylish starter headlight that uses common AA (1x) batteries. (Batteries included) Starter SL-80 Headlight: - Side Lighting For 180-Degree Visibility - AA Battery Operation - Easy Battery Access - Modes: High (80 Lumens) 1.75 Hours / Medium (40 Lumens) 3.25 Hours / Low (20 Lumens) 7.5 Hours / High Flash – 8 Hours- Daytime Flash – 10 Hours - Runtime: Up To 10 Hours (On Daytime Flash) - Weight: 90 Grams w/ Bracket

If you're looking to mount your NiteRider PRO 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 - PRO Series Not compatible with Lumina Pro lighting systems

The All New 2021 Serfas® E-Lume Series Headlight New for 2021 our E-Lume Series Headlights feature a redesigned extruded aluminum housing, new optical lens with excellent side visibility, and improved battery capacity and LED performance. We made not only increased performance a priority but also improved rider visibility, so we designed an all new optical lens and housing with front corner cutouts to allow drastically more light be visible when viewed from either side – and this all without any reduction in quality of forward illumination or beam pattern. Constructed of aluminum the E-Lume housing is strong and lightweight as well as an efficient thermal conductor which effectively reduces heat buildup thus helping maintain temperatures for optimal battery performance and consistent light output. Light output of the E-Lume 350 is sent through a single optical lens creating a powerful beam with strong front illumination and excellent side visibility. Limited Lifetime Warranty Serfas® warrants to the original purchaser that the product is free of defects in material, construction, and/or workmanship for the lifetime of the product. Battery Warranty – One Year Coverage Serfas® batteries are covered by a 1 year warranty from the original date of purchase. Features: - All-In-One Design - Extruded Aluminum Body - Press and Hold Button Lock - Daytime Flash Mode - Up To 90 Hours Runtime - Integrated USB Rechargeable Li-Ion Battery - Backlit Button Indicates Charge Status and Low Battery - Handlebar Bracket - USB Charging Cable Specs: Solid Mode: - High – 350 Lumen / 3 hrs - Medium – 150 Lumen / 7 hrs - Low – 75 Lumen / 15 hrs Flash Mode: - Daytime Flash – 350 Lumen / 75 hrs - Low Flash – 50 Lumen / 90 hrs Weight : 142g w/ Bracket Battery: 1-Cell Li-Ion 1600 mah Charge Time: 2.5 hrs To Full At 700mA Using USB Wall Charger Color: Black

To further rider safety and visibility, the CherryBomb 100 employs a custom-made, built-in reflector that allows the rider to be night time visible even when the taillight is in the off position. Clip and bike mounts are included for flexible mounting options. Features - Lumen Output: 100 - 4 Modes with a Run Time up to 136h - 2 x AAA Alkaline Battery Powered - Weight: 82g - Battery: 2 x AAA Alkaline - Highly Visible up to 1 Mile - 100 Lumen Daylight Visible taillight - Water / Dust Resistant IP64 Rated Run Time - Fast Flash—96:00h - Pulse Flash—136:00h - Steady High—72:00h - Steady Low—127:00h

Compact, bright, and versatile, the ViZ150 stands out with high visibility from OptiCube lens technology and Daytime Hyperflash mode in an economical package. - 3 LEDs (150 lm) - Highly visible during daytime - 300 degree visibility - Long rear beam projection - OptiCube lens technology - Lithium-ion rechargeable battery - USB rechargeable (Micro-USB cable included) - Low battery indicator - 4 modes *Charging time: 3h - Mode memory function - Battery Auto Save (The mode automatically changes to flashing when the battery power gets low.) - New seat post bracket SP-15 which fits contemporary (kammtail) aero seatpost - Snap System Run time: - Constant (20 lumens):5 hrs - Flashing (15 lumens):70 hrs - Group Ride (50 lumens):11 hrs - Daytime Hyperflash (150 lumens):15 hrs

Long battery life combined with simple, tool-free mounting makes MSW Mouse lights a great economical pick to be seen on the road. - Simple, tool-free mounting on bars from 22.2 - 35mm - 3 lighting modes: high, low, flash - CR2032 battery included

Cut through the darkness with the newly designed Metro Plus™ 650. Sporting a refined, aggressive look, it emits a powerful 650 lumens on the road and trails providing long-range, extra-wide coverage to maximize your line of sight. Not only limited to night, the Metro Plus' DayLightning® mode makes you stand out in broad daylight to give you the advantage anytime and anywhere you ride. - Powerful 650 lumen output with 8 light modes - Built-in 24/7 Safety Technology® gives you a powerful selection of night and day modes (High - Medium - Low - SteadyPulse® - DayLightning® - Triple Flash - Zoom - Walking) - SteadyPulse® mode alerts nighttime motorists with pulses while constantly lighting your path - DayLightning® mode emits lightning-like flashes to highlight your presence in the brightest of daytime hours - Enhanced Cycling Optics™ (ECO) expands your visibility with an extra-wide and long-range beam - USB rechargeable Li-ion battery - Low battery indicator - Light activation lockout prevents accidental light activation - Light mode memory saves the mode you're in before the light is turned off - Rugged, water-resistant design only weighs 140 grams - Side illumination ports highlight your presence to nearby motorists - 2nd generation Locktite™ quick-release handlebar mount securely clamps to 22mm to 32mm diameter handlebars RUN TIMES: - Low: 6:30 hrs - Medium: 3 hrs - High: 1:30 hrs - Zoom: 4 hrs - SteadyPulse®: 4 hrs - DayLightning®: 12 hrs - Triple Flash: 19 hrs - Walking: 100 hrs - CHARGE TIME: 5 hrs - MOUNTING: Handlebar - BATTERY: Built-in Li-ion - SYSTEM WEIGHT: 140g *Features and specs are subject to change without notice.

Engineered with incredible night piercing power, the newly designed Metro Plus™ 800 headlight and Hotshot Pro™ 150 tail light combo set delivers optimal lighting coverage with exceptional brightness and clarity wherever the road takes you. Fire up an intense 800 lumens forward and 150 lumens backwards, knowing the cycling-tuned long-range and extra-wide beams maximize your line of sight and visual profile. Not only limited to night, both lights pack DayLightning® mode to make you stand out in broad daylight, giving you the advantage any time and anywhere you ride. Patent pending. Metro Plus™ 800 USB Headlight: - Powerful 800 lumen output with 9 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 - Zoom - Walking) - SteadyPulse® mode alerts night time motorists with pulses while constantly lighting your path - DayLightning® mode emits lightning-like flashes to highlight your presence in the brightest of daytime hours - Enhanced Cycling Optics™ (ECO) expands your visibility with an extra-wide and long-range beam - USB rechargeable Li-ion battery - Low battery indicator - Light activation lockout prevents accidental light activation - Light mode memory saves the mode you're in before the light is turned off - Rugged, water-resistant design only weighs 140 grams - Side illumination ports highlight your presence to nearby motorists - 2nd generation Locktite™ tool-free handlebar mount securely clamps to 22mm to 32mm diameter handlebars Hotshot Pro™ 150 USB Tail Light: - Powerful and efficient single LED blasts 150 lumen flashes (90 lm steady) - 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 Patent pending. *Features and specs are subject to change without notice.