Essential to measure the moisture content of hay and straw in bales or bales. Measures the electrical resistance of hay or straw and displays humidity (from 10% to 80%). Has a temperature measurement function from 1°C to 100°C. Displays the average and the maximum and minimum humidity values of the lot of hay or straw tested. Can be used to measure moisture in tobacco bales or other compressed vegetable products. Technical data: Weight: 870 g. Probe length 56 cm. Probe cable length 100 cm. 3.5" LCD screen. Humidity measurement from 10 to 80%. Temperature measurement from 1 to 100°C. 9V battery power supply model 6F22.