It will not work and save power when not riding.
14 LED. 32 modes, change the pattern every 4 seconds.
Patterns is clear and completely when speed up to 20kms/hr.
Battery: 1 X AAA battery (not included), could be max to 12hrs when it works.
Equipped with light sensor and movement sensor,flash only at night and action.
Material: Waterproof PC
Color: As shown
Net weight: about 52g
1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!
2. Please allow 1-3cm measuring deviation due to manual measurement.
1 X 14LED Bicycle Spoke Light