DMiotech Digital Moisture Meter 2 Pin Type Wood Timber Humidity Damp Detector Tester LCD Display This meter is designed for measuring the moisture in lumber, bamboo, paper, medicine and other wood fiber materials Push the probe tip into the material to be measured about 5mm deep. The displayed reading is the moisture (in %) of the material Push HOLD button to read measured reading and H sign is shown. Push the HOLD button again to cancelled and continue the measurement After the measurement, turn off the power and put the probe protection cap back Battery Type : 1 x 9V Battery ( not included here)