Features: cob led full 6061 Aluminum alloy chassis automatically turn on/off depending on the light intensity, braking and motion automatically switch to sleep mode to save power seat rail mounting slope Adaptive technology 20hrs+ run time 400mah li-ion re-chargeable battery USB charging compact and light weight design (38g) ipx6 waterproof auto/manual mode switch note: manual mode need to switch on/off the light manually

Product Features

• Wide field of view: 180-degree field of view width, visibility up to 150M, utilization of high-brightness comb lens, offers super brightness for you But not dazzling, all clearly visible for night no matter rain or fog.
• Auto start and stop: with a intelligent sensor, The bike tail light will turn on automatically riding in low brightness and turn off in high brightness. Also will turn on when braking, automatically switch to brake light mode when decelerating.
• IPX6 waterproof: IPX6 waterproof and dustproof, water spray from any direction will not enter the light even in big raining.
• Usb rechargeable: 20 hours Run time. Comes with a USB cord that charges form your computer, wall charger, power bank or any other device with a USB port.
• Saddle fit strap: This bicycle rear light is easy mount.