Electronic torque value readout CW ±2% and CCW ±3% operation Quality accords to DIN ISO 6789-2003 & ASME B107.28-2005 Peak hold and track mode selectable Buzzer and LED indicator for presettable target torque Engineering units (Nm, ft.lb, in.lb, kgf.cm, kgf.m) selectable Auto shut off after about 80 second