slbrillreSize: about 59*59*28 (mm) Color: Red Quantity: 1 piece Accurate measurement - Range: 4 x 90 - Accuracy: +/-0.1 - Operating humidity: 85% - Operating temperature: 0C to 50C. Easy to Carry: Compact and Lightweight, Constructed of aluminum alloy and ABS, this magnetic miter gauge is compact and lightweight. Strong Magnetic Base - Firmly attaches to saw tables, fences, blades and other metal surfaces; reversible display reversed when inverted. Wide range of applications: This digital angle gauge can be used for auto repair, machine manufacturing, table saw or miter saw lever measurement, construction engineering, and for construction, woodworking, machinery, telecommunications, automotive, etc. Energy saving: A single AAA battery (not included) can keep this energy-saving gauge working for more than 50 hours.