Application: Main used in belt tension measurement, can also be applied to measure the tension of objects such as tapes, wires. Widely applied in industries of automobile, textile, cables, wires, plastic films, paper, printting. Model:BTT-2880 Measuring range, 0-750N 0-120lb 0-77Kg 0-114Seems Accuracy, less then or equal to-+5% Belt state indication: Low,OK,Hi Resolution, -+1N (or1 least significant digit of other units) Belt width, less then equal to 36mm Overload alarm, 750N Max. load, 850N Metric/Imperial Auto power off Pc interface, RS-232C Power supply, 4*1.5V AAA(UM-4) Operating condition, 0 ~ 50C,less then 85% RH Dimension, 135*62*33mm (5.3*2.4*1.3inch) Net weight, 335g(not including batteries) Optional Accessories, Cable and Software for RS-232 and USB