1100% brand new and high-quality. 2It is made of premium material,durable and has long service life. 3It is stable and has great performance while using. 4The accuracy of it is very excellent,you do not need to worry about errors. 5The bottom measuring side is magnetic,very convenient and easy to operate.Features:100% brand new and high-quality. It is made of premium material,durable and has long service life. It is stable and has great performance while using. The accuracy of it is very excellent,you do not need to worry about errors. The bottom measuring side is magnetic,very convenient and easy to operate. Specification:Material:ABS PlasticApplication:Widely used in the field of angle and level measurementBattery:2*Button Cell CR2032(Not Included)Size(Optional):100mm / 3.9in 150mm / 5.9in 200mm / 7.9inResolution:0.1Accuracy Error:0.2~0.3Angle Range:4*90Bubble Level Quantity:2Package List:1*Digital Level Gauge