The Wise 2090 Precision Electronic Stringing Machine Calibrator is a sophisticated tool for measuring the accuracy of any stringing machine’s tension head. Compatible with electronic or manual/crank stringing machines, the Wise 2090 displays in either kilograms or pounds and automatically turns off when not used for more than one minute. Stringing is a precise profession that requires precision equipment like the Wise 2090 Precision Electronic Stringing Machine Calibrator.