High Brightness Bike Turn Signal - These safety lights enhance visibility and help keep you safe. Featuring 39 high-brightness LED lamp beads, they provide bright illumination for improved visibility during both day and night. Wireless Remote Control - The remote control mounts easily on the bike handlebar, allowing convenient operation of the taillight with three simple buttons. Switch between different signal modes wirelessly for left and right turn indications. IPX2 Waterproof - Designed with a durable, high-density waterproof plastic housing, these lights are built to withstand various weather conditions. Suitable for use in rain or damp environments, ensuring reliable performance. Easy to install with no tools required. USB Rechargeable - Built-in 500 mAh battery provides approximately 4 to 5 hours of working time after a full 2-hour charge. Includes a USB charging cable; compatible with computers, power banks, and other USB-powered devices. Wide Application - Functions as both a rear light and turn signal. Provides visual signaling for turns, braking, and parking to alert vehicles approaching from behind. Ideal for use on all types of bicycles. Bike Tail Light with Turn Signals Specifications: Material: Plastic Color: Red main light, yellow turn signal Taillight Size: 125 x 40 mm Remote Control Size: 51.5 x 40 mm Lamp Beads: 4 blue SMD / 5 red SMD / 30 yellow SMD Brightness: 10-15 lumens (red light) Power Supply: USB rechargeable (cable included) Equipped with high-brightness LEDs, this light offers low power consumption, long service life, and enhanced visibility for safer riding.