【Versatile Digital Inclinometer and Level】Measure angles, check relative angles with the zero calibration function, or easily use it as a digital level. 【Digital Inclinometer with Accurate Measurement】This inclinometer offers ±0.2° accuracy and 0.05° resolution. Measuring range: 0 to 360° (4 x 90°). Display: angle/tilt. Operating temperature: 0°C to 40°C. 【Inclinometer with Plastic Frame and Magnetic Flat Base】This inclinometer is made with a sturdy and durable aluminum alloy housing, compact and lightweight, easy to carry and use. Thanks to its powerful magnetic base, it attaches to ferromagnetic surfaces such as pipes, electrical conduits, miter saw blades for woodworking, vents, ducts, etc., for convenient hands-free use. 【Angle Protractor with HOLD and ZERO Functions】 The current measurement value can be held on the screen by briefly pressing the HOLD button. The zero function allows you to set the relative zero angle on any reference surface. This digital angle protractor is convenient for woodworking, construction, mechanics, telecommunications, automotive, etc. 【Digital Angle Gauge with Backlight】 Taking measurements in dark spaces is easy with the backlight, making your work smoother.