ONVIAN Colorful Bike Tail Light with Turn Signals, USB Rechargeable Bike Brake Light with Wireless Remote, 15 Light Modes 7 Colors Waterproof Cycling Safety Light for Adults Kids Road Mountain

A built-in integrated accelerometer ensures accurate brake detection, the rear light will automatically turn to brake modes to warn the car coming from behind when decelerating or emergency braking, great for riding on nights.

4 light modes for your choice: slow flash, breathing flicker, strobe mode and steady on.

The flashing light will turn on automatically in low brightness and turn off in high-intensity light in Fast Flash and Breathing mode.

Arrange 22 high-luminance COB red LEDs and 200 degree wide angle design, offer a powerful wide beam red light.

Saddle Fit & Tube Fit Strap-Install Keywell smart rear light offers two different install systems-Saddle fit aluminum alloy system and tube fit straps, whatever you want to put on-saddle or tubes, bicycle or helmet, easily to install in seconds without any tools, keywell think about what you want and offer any possibility you need.

USB Rechargeable Long Llife Battery Built in 400 mAh Polymer lithium battery and Energy-saving designs, the rear bike light run time can be up to 50 hours.

The taillight can be easily charged by charging cable via computers, chargers or power bank.