HOLDPEAK 883A Handheld Mini Wood Moisture Meter Digital LCD Lumber Damp Meter Detector Tester 2 Pin Probe Range 5%40% Wider & More Precise RangeWood 5%40% RH, Resolution: 1%, Accuracy: 1%. Quick MeasurementFast measure the moisture content of many kinds of wood materials. More Practical With Versatile FunctionAuto power off in 10 minutes without any operation, data hold function, large LCD display with switchable backlight, easy to read. Stable Performance & Quick ResponseReliable for contractors, woodworkers and homeowners to measure the containing water of most wood, book, wooden block, carton, bamboo, paper etc. Widely UseIdeal for use in woodworking, building construction and agriculture industries. Ideal for locating moisture in carpets and sub-flooring.