Product Review

Features:
The product consists of 30pcs colorful LED lights.
It can flash 30 different kinds of patterns, each pattern will be changed every 4 seconds.
Pattern is clear and complete when speed up to 12 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.
1 AAA batteries are needed to operate the product. (NOT INCLUDED) Feel free to use on rainy days, the light is fully waterproof.

Specifications:
Brand name: ROTTAY
Product Dimensions:5.9 x 3.9 x 0.4 inches
Net Weight: 1.8 ounce
Battery: 1 x AAA battery (not include)
Picture: 30 patterns
Speed Per Hour: 12 miles per hour (whole picture)
Working Time: More than 24 hours
Material: PC plastic

Package Includes:
1 x ROTTAY Waterproof 14-LED Bicycle Bike Rim Lights