Featuresr portable and light weight design weight only 775g including batteryr adopt anodized aluminum alloy and abs material beautiful and durabler support bluetooth 40 and rf 24ghz dual mode connect convenient to user equipped with the high speed and high accuracy laser positioning gives you the fast sensor to support office and home tasks usingr adaptive surface ability up to 95 even can be used on the frosted glass a4 paper and cloth surfacer ergonomic design comfortable to