Features: l With a rain-proof design, it can also play a warning role in rainy days l With turn instructions, it can effectively prompt the vehicles behind to ensure your safety l It has three modes, flashing mode, braking mode and constant light mode l Creative cat eye design, USB charging, easy and convenient, the battery has long lifetime Specification: l Wireless Transmission Mode: 433M l Charging Input: 5V1A l Turn Signal Battery Capacity: 2000mAh l Remote Control Battery Capacity: 200mAh l Waterproof Grade: IPX4 Package Includes: l 1x Tail Light Kit