45-Pattern 14-LED RGB Colorful Bicycle Bike Cycling Wheel Hub Signal Light Lamp - Green (3 x AAA)
Features: - Consists of 14pcs of colorful LEDs. - Light with 45 gorgeous and cool patterns shining by turns. - Pattern is clear and complete when speed is up to 14km/h. - Showing riding time and wheel revolution. - Easily installed on your hub. - Turn off automatically. - Powered by three AAA batteries (not included). - Water resistant design can be used in rain. Note: The wheel light can be used in rain but can not be soaked in the water.