Description:

Smart bike brake sensor light taillight with 7 modes turns off automatically in high brightness
Sensitively turn on while braking ensures your safety and automatically switch to brake light mode when decelerating.
IPX6 waterproof and dustproof, high quality PC body makes it sturdy and durable for using
7 different modes, lights up automatically braking and falling off, visibility up to 150m provides super brightness for you in any weather conditions
USB Rechargeable batteries for 10 hours long working time, seatpost installing strap zip ties included- very convenient

Specification:

Material: PC
Size: 87x73x50mm/5.1×2.8×1.96 inches
Weight: 130g

Package Includes:

1 Piece Bike Brake Light

Several Zip Ties