Auto Start-Stop Bicycle Tail Light

Smart light system (press 1 second to turn it on) 


  • Aluminum alloy
  • 500mAh battery
  • Smart Chip
  • Metal Shell

Auto OFF

When you move to a bright place. it will turn off after 10 seconds In automatic mode.

Auto ON

When you move to a dark place. It will light up immediately.

ISS - Idling Stop System

When you are idle for 60 seconds. It will automatically turn off the light.

Auto Braking Mode

When you do the braking. It will enter turn on for 5 seconds.