Shinwa Sokutei Digital Protractor with Hold 62495 Function, 20cm,

Dimensions: 217 x 35 x 20 mm Weight: 162g Measurement range: Angle/0.0~359.9°, Length/0~395mm Accuracy: Angle/±0.3°, Length/200mm or less ±0.2mm Minimum scale division: Angle/0.1°, Length/1mm Operating temperature/humidity: 0~50℃/85% or less Material: Module part/ABS resin, straight ruler part/stainless steel Power source: Lithium battery (CR2032) x 1 (monitor battery included) Auto power off: Approximately 5 minutes after leaving the device idle. Battery life: Approximately 2000 hours