Product description:
Material:PC
Function: constant lighting, flash; 7 colors flash alternately; 18 modes display automatically
Work time: 8-12 hours
Mounting placement: wheel hubs
Waterproof rating：Life waterproof
No speed is required, will constant lighting when power on Installed in the center of the wheel, won't affect the center of gravity of the bicycle
Style 1：
Installed diameter: less than 32mm, especially recommend for kids balance bike
Product size: 8.2*1.6cm
Battery: 300mAh Li Battery
Style 2：
Installed diameter: less than 39mm, especially recommend for mountain bike
Product size: 9.8*1.9cm
Battery: 350mAh Li Battery
Instructions for use:
1. Long press for 2-3 seconds to turn on/off, short press the button to switch modes
2. The light will automatically turn off if no vibration is felt for 5 seconds after power on, and automatically turn on after vibrating again
3. During use, no vibration is felt for about 35-40 seconds, the light will automatically turn off, and automatically turn on after vibrating again
