Split Bike Tail Light: The bike tail light has a beautiful and cool appearance. The left and right turn signals can be installed independently or in one piece. Make your bike unique. Wireless Remote Control: The 5-mode LED bike tail light is equipped with a wireless remote control, which can easily switch between left turn signal, right turn signal, solid yellow light, solid red light and full flash, providing excellent safety for cyclists. . Let's talk. Long Battery Life & USB Charging: The bike rear turn signal has a built-in 600mAh battery with strong battery life. It is equipped with a USB charging cable and can be charged for 3 hours. The battery life can reach 4-6 hours. the working mode). WATERPROOF AND EASY TO INSTALL: The remote control tail light is IPX6 waterproof and can be used even on rainy days. And the rechargeable bike tail light can be easily installed without tools, which is very convenient and quick. Note: The data are all measured manually, please allow 1-3cm