The product consists of 32pcs colorful LED lights.
It can flash 32 different kinds of patterns, each pattern will be changed every 4 seconds.
Pattern is clear and complete when speed up to 12.4 miles/hour.
In automatic mode the lights only turn on when it is dark out and your wheels are turning; in manual mode, the lights stay on full time.
3 AAA batteries are needed to operate the product. (NOT INCLUDED)
Feel free to use on rainy days, the light is fully waterproof.
Product Dimensions: 6.02 x 3.74 x 0.79 inches
Net Weight: 2.77 ounce
Battery: 3 x AAA battery (not include)
Picture: 32 patterns
Adaptability: Bicycle tires over 20 inches
Speed Per Hour: 12.4 miles per hour (whole picture)
Working Time: More than 24 hours
Material: PC plastic
1 x TINANA Waterproof 32-LED Bicycle Bike Rim Lights