Motion sensing - turns on automatically when the bike moves and turns off when no motion for 1 minute
Light sensing - turns on at night when the bike move
2-meter light string - fits most bike wheel
No speed limit for starting up
Flash light mode
Make your riding visible and safe at night
Fast and easy installation - no tool required
Specifications:
Overall Dimension: 2-3/4"L x 1-2/5"W x 4/5"H (L7cm x W3.5cm x H2cm)
Power Supply: 2x 1.5V AA Battery
Light Color: Colorful
Package Contents:
1x LED Light String (for 1 Wheel)
1x Battery Compartment
1 Set of Screws
Notice:
AA battery is not included.
Before purchasing, please measure the circumference of your bike wheel and the circumference should no more than 2 meters. (Our light string is 2 meters long.)