Comes with calibration certificate Load direction: Right, left Torque accuracy: Right (±2%), Left (±3%) Torque adjustment range (N・m): 40 (10) to 200 Minimum scale (N・m): 0.1 Total length (mm): 520 Insertion angle (mm): 12.7 Head width (mm):41.5 负载方向:右,左 电源(V):2 x AA电池(包括用于测试) 扭矩精度:右(±2%),左(±3%)