Resolution 0.01N.m. Clamping range 19.5~190mm. Accuracy ±0.5% (of load capacity). Measuring mode: tracking, peak (max.), first peak, double peak, low and high limits with judgement. Output: wireless and USB. Measure the open and tighten torque of bottle cap. Units: N.m, N.cm, kgf.cm, lbf.in, lbf.ft. 1500 memories. Wireless connection to printer.Automatic power off. LCD display with back light. Overload alarm. With calibration function.