HQRP 2-pin Wood / Firewood Moisture Meter HQ-2G - Wood, Wall Damp Meter and Home Inspection Tool, plus HQRP Coaster HQRP&reg; Wood Meter plus HQRP&reg; UV Chain / UV Health Meter; Digital large size LCD display; Test Range: 5% to 40%; Which used to measure the containing water of wood, bamboo, cotton, tobacco, paper, foodstuff etc.; 200 days warranty!