Specification Package Size: 46*27.5*8cm (18.11*10.83*3.15inch) Weight: 4.5kg (9.92lbs) Installation 1. the Product Doesn't Need to Be Installed. 2. If You Have Any Problems, Please Feel Free to Contact Us. We Will Reply and Solve the Problem for You As Soon As Possible. Package Included 1 Set * Timing Tools 1 * Box.