Wireless taillight: The taillights are equipped with a wireless remote control. You can control the taillights with a wireless remote control. Intelligent alarm tail light: The tail light has an intelligent alarm function. After setting the alarm mode, when the taillight detects vibration, it will sound an alarm. Smart Brake Tail Light: When the tail light detects braking and deceleration, the tail light will turn on the brake light mode and turn on for 3 seconds with high brightness. Smart light senso: In slow flash and breathing light modes (light mode 1 and light mode 2), the taillights turn on smart mode. The taillights will automatically turn on if you are driving in an environment dark. If there is enough light, the rear lights will automatically turn off. LED Bike Tail Light: USB rechargeable bike tail light. IP65 waterproof rear light. Two mounting methods can be adapted to bicycles of different sizes. Rear light with wireless remote control This is a wireless bicycle rear light. Rear light with wireless remote control. The rear lights can be controlled remotely via a wireless remote. The remote control distance is 0-50 meters. In a dark or complex environment, you can press the bell button on the remote control (the fourth button). The taillights will ring a bell and you can find the bike quickly. Smart alarm taillight Bike rear light with smart alarm. It has smart alarm function. After setting the alarm mode, if the taillight detects vibration, the taillight will alarm. It can make your bike safer. Smart brake tail light The rear lights have an intelligent brake sensing function. When braking and deceleration are detected, the taillights are always on for 3 seconds at high brightness to warn vehicles and pedestrians behind.