32 PATTERN BICYCLE WHEEL DOUBLE DISPLAY FLASH 32 RGB LED LIGHT SPOKE LAMP NIGHT RIDDING BRAND NEW Note: This product will only start when the light is dim and vibrating. This design is to maximize battery savings, please use the appropriate method. Feature: 32 pcs Single Color LED. Specially designed for the vocational rider or casual cyclist. Simple to use, long lasting life. Easy mount and remove, installed in seconds before you get ready to ride. Be seen while riding your bicycle, this LED light is the perfect solution for night-time safety when biking. Secure, remains securely locked in position, even during off-road use. Durable and water resistant. Better flexibility, abrasion resistance. LED strips easy heat dissipation and long service life. Suitable for ?20 inch bicycle. Specification: The product is consist of 32 pcs colorful LEDs. It can flash 32 different kinds of patterns, patterns will be changed every 3 seconds. Pattern is clear and complete when speed is up to 20kms/hour. Equipped with light sensor and movement sensor, flash only at action, it will not work and save power when not riding. Battery: 3 x AAA battery (Not Included). Could be maximed to 12 hours when it works. Material: Plastic. Size:16.5cm x 4cm/6.44'' x 1.56''(approx). Color: as picture shown. Package includes: 1 PCS Pattern wheel LED light (Batteries Not Included).