Angle finder/protractor provides quick&accurate measurement in woodworking, construction, machinery, telecommunications, automobile etc. Extra LCD is convenient to read. Small and light, it is real easy to be carried and used. Feature - Color: Black.- Material: Plastic+Electronic Component+LCD.- Size: About 5.5 x 5.5 x 1.6cm.-Measurement range: 4*90 degrees.- Resolution: 0.1 degrees.- Working humidity: 40-80%.- Power supply: 3V CR2032*2.- Working temperature: 0-40 .- Datum point: horizontal level.- new and high quality.- Relative/absolute measurement interchange at any position- Angle and slope readout conversion- A powerful magnet at the bottom makes it easy to attach to iron measurements.- Portable size, convenient to co-work with other measuring tools and enlarge measuring range.Packing list: 1 x High Precision Inclinometer