Measurement range: [Angle] 0° to 360°, [Length] 0mm to 215mm Minimum scale: [Angle] 0.1°, [Length] 1mm Auto power OFF function available Pole thickness (mm): 1 Accuracy: [Angle] ±0.3° Total length (mm): 217 Power supply: Coin type lithium battery CR2032 x 1 电源(V):硬币类型锂电池CR2032 x 1 仪器差(分钟):±0.3