1.This item is made of premium billet aluminum that are waterproof and shock . 2.High quality for and long-lasting use.The lovely design and color with comfortable texture its practicability vehicle uses. 3.Waterproof design: highly sealed and waterproof, PC21S movement, with luminous function 4.It mounts on straight section of handlebars with a stainless steel screw, and wiill fit most of the motorcycle / cruiser / chopper / custom with 7/8 inch to 1 inch handlebar. for portable carry. Compatible with the following vehicles:Suitable for most motorcycle or electric vehicles Colour:Silver Material:aluminum Package Contents: 1 x Handlebar Watch Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.