Description This Bike Light made of PC and ABS which durable and strong. This taillight can be charged by USB cable via computers,chargers or portable power bank.This will save you lots of money batteries. And its waterproof surface design which you can use it in the rainy days. Feature - Color: Black. - Material: PC and ABS. - Size: 10x3.2x3.4cm. - Compact in size, light weight, rain waterproof design. - Equipped with gel , wide range of . - Easy installation without involving any tools. - MORE SAFETY: The high brightness COB LED light helps the eye-cating widely. This taillight guarantees you a safe cycling at night. - USB RECHARGEABLE TAIL LIGHT: 600mAh large capacity lithium battery provides long working time, rechargeable USB port provides quicker and easier charging. - Imported premium silicone band helps to fasten to bike frame, helmet, backpack. - USB RECHARGEABLE: Our riding rear light with 600mAh USB rechargeable Battery, only takes 2 hours to be fully charged and keep running for 14.5 hours the flashing light mode. Compact in size, light weight, rain waterproof design. Equipped with gel , wide range of . Easy installation without involving any tools. MORE SAFETY: The high brightness COB LED light helps the eye-cating widely. This taillight guarantees you a safe cycling at night. USB RECHARGEABLE TAIL LIGHT: 600mAh large capacity lithium battery provides long working time, rechargeable USB port provides quicker and easier charging.