Features: 14 LEDs (single-sided) with 3 colors (white, blue and green); Light with 40 different gorgeous patterns and 5 groups of words shining by turns and changing every 2 seconds. Pattern is clear and complete when speed is up to 15km/h. Equipped with magnet sensor, flash continuously in the action. Automatic and manual power on and automatic power off. Powered by three AAA batteries (not included); Easy installation.
Note: The bike wheel spoke light can be used in rain but can not be soaked in the water for long time.
Specifications: Quantity of LED: 14; Color of light: White, blue and green