32 LED DIY Programmable Bicycle Cycling Wheel Light

Specification: Material: Plastic Quantity of LED: 32 Product size: About 15 X 3.8 X 1.5 cm Power by: 3 X AAA batteires ( included ) Description: Easy to install. With Personalized design and Programmable function. Power saving, very cool for night riding. You can use it in raining days,but pls do not put it into water too long time. Pattern is clear and complete. 32 LEDs, double-sided. The combination of manual and automatically controlled. Equipped with light sensor and movement sensor, flashing only in the dark and action. Package Includes: 1 X Bicycle Light