Waterproofs Bicycles Back Light Intelligent Bike Tail Light Cycling Safety Brake Taillight Brake Sensing Bike Rear Light

Features: Equipped with a high precisions sensing chip, it can accurately detect brakes. Six lighting modes can switched as need. IP66 Waterproofs, suitable for most working environment. USB rechargeable: with builted-in large capacity battery for long terms. Seatpost mounting ensures easy attachments to various bikes, including mountain and road bikes.

Specifications: Materials: Plastic Styles: Regular/Intelligent Size: about 33x30x33mm/1.3x1.18x1.3inch Gear: 6 gear Waterproofs rating: IP66 Regular style battery capacity: 250mAh Intelligent style battery capacity: 400mAh

Package Includes: 1pc Bicycles Rear Light

note: Please allow 1-2cm errors due to manual measurement, make surely that you not mind before order. Due to difference between different monitors, the picture may not reflect the actual color.