Accuracy: clockwise ±2%, counter-clockwise ±3%. Tolerance setting range -25% ~ +25% (target torque value). Res0.1in.lb/0.01ft.lb. Square driver 1/4". Wireless data transfer to computer. Unit: in.lb, ft.lb, N.m, kg.cm. Clockwise and counter-clockwise operation. Peak and track working mode. Can set tolerance with judgement in peak working mode. 9 target torque values can be set, with audible and visible alarmPower off in 2 minutes automatically. Non-slip grip handle. With damp record.