HERCHR Bike Light, 2PCS LED Taillights Warning Rear Universal Front Rear Bike Light Turn Signal Light Waterproof Safe Bright ABS SiliconeTaillight for Mountain Bike

• USB CHARGING: The waterproof lamp has a built-in high-quality lithium battery that can be used for USB charging. The battery capacity is 330mAh and has a universal USB charging port, which can be charged by a computer, power bank or any device with a USB port.
• LED LIGHT: The bicycle taillight is a high-brightness LED bulb, which is safer to use and the brightness is greatly improved. With one-touch operation, you can easily and quickly adjust the lighting while riding without affecting your ride.
• WATERPROOF: The USB flashlight is made of high-quality ABS material, and the light itself is waterproof. Even in humid environment or rainy days, it will not leak or damage the light, and will not cause safety hazards.
• HIGH-BRIGHTNESS TAILLIGHTS: The LED taillights have high-brightness beads, which are very bright when used at night and can be observed from a distance, effectively warning surrounding pedestrians and vehicles, and improving the safety of riding.
• FOUR MODES: The taillight has four modes to choose from: strong light, slow flash, burst flash, and fast flash. You can choose according to actual road conditions and needs, making it easy to install and use on various bicycles.

Specification: Item Type: Bike Tail Light Material: ABS, Silicone Size: Approx. 7.5 x 2cm / 2.95 x 0.79in Battery Type: Lithium Battery (Shipped with Built in Battery) Single Taillight Battery Capacity: 330mAh Package List: 2 x Bike Tail Light 2 x Data Cable Note: Manual measurement, please allow some errors.