The intelligent sensing design of the bike tail lights allows them to automatically light up when braking. Ensuring you stay visible and safe on the road.
The built-in 400mAh rechargeable lithium battery in the bike rear lights provides long-lasting power, it easy to charge from a computer, power bank, or any device with a USB port.
It come with five different lighting modes to choose from, including single flash（20-22h）, double flash（17-20h）, breathing flash（11-12h）, rotating flash（20-22h）, and constant light（3.5-4h）, to meet your preferences and needs.
Auto On/Off, in intelligent mode, it will automatically turn on or off based on whether the bicycle is in a riding state.
With IPX6 waterproof no worrier for rainy day. Four breathing indicator lights display remaining battery, each indicating 25% battery.
Rechargeable LED Tail light
Smart Sensor Brake-- gurad your safety for your cycling
Mini Size - portable to carry
Easy to install--two brackets
Name: Bicycling smart brake tail light
Weight: about 26g
For: Road bike, MTB mountain Bike, Folding Bike.
Modes: 5 types single flash, double flash, breath flash, rotate flash, constant light.
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