Descriptions: brand new and high quality The Product is consist of 14 pcs colorful LEDs Pattern is clear and completely when speed up to 30kms/hour It can flash 30 different kinds of patterns,patterns will be change every 4 second Specially designed for the vocational rider or casual cyclist Simple to use, long lasting, and safety attached Easy mount and release , 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 LED strips easy heat dissipation and long service life Suitable for 16 inches mountain bike, road bike, folding bike,etc Specification: Material: PC and ABS plastic casing, brass, electronic devices Color: black Switch: On/off press button, and movement sensor. Time: About 7 hours in consecutive use, subject to battery volume LED Quantity: 14pcs RGB LED Battery: 1 x AAA Battery (Not included) Size: 7 x 4 x 1.5cm Suitable for 16 inches mountain bike, road bike, folding bike,etc Package Includes: 2 x Bicycle Spoke Light ( Battery not include) Note: please allow 1-3cm errors to the actual dimension due to manual measurement Thank you Real color may slightly different from pictures due to computer screen's resolution, brightness, contrast etc. HOPE YOU HAVE A NICE SHOPPING