400mm Digital La-ser Measuring Level Angle Meter Angle Finder Measuring Tool for Carpentry / Building / Automobile Digital level, level bubble, backlight and built-in mag-nets, is perfect for woodworking, construction and machinery etc. High precision, high accuracy, quickly help you easily complete the work. Features: Digital display, clear and intuitive, with high accuracy. The LCD screen is illuminated and can be used normally in a dark environment.  This digital level has automatic on/off function that will put into "sleep mode" if it has not used for 3 mins. The mag-netic strip at the buttom can be absorbed to the working surface and the measurement is more accurate. You can measure horizontal & vertical level conveniently via level bubble showed in the digital level.  Specifications: Material: aluminum alloy Length: 225mm Measuring range: 4 * 90° Resolution: 0.05° Accuracy: ±0.2° Repeatability: 0.1° Ba-ttery: 2 * LR03 1.5V (not included) Working humidity: ≤85% Item size: 400 * 60 * 24mm / 15.75 * 2.36 * 0.94in Package size: 455 * 70 * 35mm / 17.91 * 2.76 * 1.38in Package weight: approx. 460g / 16.23ounce Package list: 1 * Digital level 1 * Manual