Features:

1. SMART SPEED SENSING & EASY to INSTALL - Automatically switch to High light mode when decelerating, ultra-bright for 5 secs lights warning back rider to enhance your safety. You can Mount it with metal mounting bracket or the adjustable silicone strap.

2. BATTERY SAVING - The bike smart brake light will be automatically switch off when detect in no motion after 180 secs. Once touch it or detect the bike moving, the light will automatically turn on. It"s more convenience to use and save your valuable time.

3. INTELLIGENT ON - 7 light modes for your choice, this light sensing bike taillight brake sensor will automatically detect it and turn on for eye-catching back rider and car driver.

4. USB RECHARGEABLE & SUPER LONG STANDBY - Support quickly charging, the rechargeable bike tail light can be power by 2A cable. Built-in 500mAh Li-ion batterty, the taillight lasting 30 hours runing time in full charging of 1-2 hours.

5. WATER RESISTANT & SHOCK RESISTANT - Adopted with aluminum alloy, the braking tail light has a nice touch and awesome appearance. It against splashing water from any angle, withstands all adverse weather conditions.

Package included:

1 x ROCKBROS Bike Tail Light

1 x USB Cable