14 led 8 colors 30 patterns cycling bicycle bike wheel spoke light colorful lamp
Featuresr 14 leds with 8 colors double sidedr light with 30 different gorgeous patterns shining by turns and changing every 4 secondsr patterns are clear and complete when speed is up to 20kmhr powered by one aaa battery not included max to 12hrs when it worksr equipped with light sensor and movement sensor flash only in the dark and actionr auto sensing switch controlr easy installation