✓✓DURABLE & LAST WITH 2 YEARS WARRANTY:Top quality materials and accessories to make Keywell rechargeable bike rear light much more durable than others.2 years " NO QUESTION ASKED" refund or replacement without any added cost for all keywell cycling lights. We always stand behind our items, "KEYWELL" is your trusted brand. ✓✓FIT ANY BIKES: Road bike or mountain bike, hybrid or commuting bike, this bicycle taillight can be installed in seconds on any bike frame, fork, seat post, handlebars or helmet. Every rechargeable bike tail light set comes with 2 silicone mounts and 8 different-sized mount rings for universal compatibility. ✓✓LOW BATTERY INDICATOR & AUTO BATTERY SAVING: Your Worry-free riding solution! Low Battery Indicator is added to this red led bicycle tail light,the indicator will be in flashing red and the whole cycling rear light will change to flashing battery saving mode to save power, it will take about 30 min to power off after low battery indicator, No need to be confused when should take a charge for the bike tail light, just enjoy the beautiful scenery on the roadside with peace of mind. ✓✓EXTRA FEATURES, EXTRA SAFETY: Keywell bike taillight bulid with LIGHT MODE MEMORY FUNCTION!Keep away from the tedious and boring repetitive operation, this bicycle rear light add the light mode memory function, when you turn on it again, yes, it will be the one you used last time. You don't need to cycle through all the light modes to choose the one perfect for you. 6 Lighting modes( 3 steady light,3 flashing light), One touch to select different modes!. ✓✓USB RECHARGEABLE BIKE TAIL LIGHT: Quick Charge(Less than 2 hours) = 4-24 hours safety cycling tour! Brighter than ever!Keywell powerful lumens rear bike light is equipped with 30 Bight LEDs which gives extraordinarily wide-beamed red light,180 degree visibility,stay safe and be seen from 1000 feet far away. Just connect the bike back light to any USB port for a quick charge. You’ll love it.

International Protection Rating: IPX3. Auto Part Position: Rear. Brightness: 100 Lumen. Number of settings: 6. Mounting Type: Seat Mount. Power Source: Battery Powered. Material: Silicone. Brand: KEYWELL. Color: Red. Date First Available: August 25, 2017. Best Sellers Rank: #35,931 in Sports & Outdoors. Customer Reviews: 4.5 out of 5 stars 609 ratings 4.5 out of 5 stars. : B075474TBS. Part Number: ?4333602473. Manufacturer: ?Keywell Tech. Material: ?Silicone. Color: ?Red. Brand Name: ?KEYWELL. Package Weight: ?0.06 Kilograms. Item Package Dimensions L x W x H: ?5.24 x 3.23 x 1.34 inches.