TINMIU Rear Bike Light, Brake Sensor, Auto On/Off, 7 Light Mode Options, IPX5 Waterproof, Ultra Bright Rechargeable Bike Tail Safety Light, Memory Function, Aluminium Alloy Body
This post contains affiliate links. As an Amazon Associate I earn from qualifying purchases Product Features Brake Sensor: Under each mode, when the light detect a deceleration, it will turn the brightness to the highest level. So it can warn the car behind that you are slowing down or going to stop your bike. Increase