1.material: plastic 2.Width: 35mm 3.Thickness: 2mm 4.Accuracy: ±0.5° 5.Screen size: 1.5 inches 6.Two scales: inches, mm 7.Length: 200mm, 300mm 8.Measurement degrees: 0 - 360° 9.Battery: 3V 2032R (not included) 10.Features: Automatically shuts down if not used for a long time