You can count on our General Tools Digital Moisture Meter to give you the most accurate readings for preventing water and moisture build-up. It can quickly determine what level of remediation is needed to keep your family safe. High levels of dampness that go untreated can cause hazardous living conditions. Our humidity meter can detect low, medium, and high moisture tones and colored green, yellow, and red LED visual alerts and has an audible out-of-range alarm so you will be able to hear a high tone alert. This mold reader has a sturdy, ergonomic shape and rubber side grips for comfort even when used for multiple measurements. It also features a hold function to freeze a reading, auto power-off, and a low battery indicator. General Tools has been a recognized leader in the innovation, design, and development of specialized precision tools for many years. We encourage craftspeople, artisans, and DIYers to work smarter, measure better, and increase productivity. WOOD MOISTURE METER: Prevent water and moisture build-up with our humidity reader. It can quickly determine what level of remediation is needed to keep your family safe. High levels of dampness that go untreated can cause hazardous living conditions. PROTECT YOUR WORK SURFACE: This tool has no pins, so it won't mar, scratch, or damage walls. It features auto-calibrating, a 2" diagonal backlit LCD screen, a 3-color LED bar graph, a hold button, and an audible alert for fast and accurate detection. DEEP READER: It can read the levels up to 3/4" (19mm) deep into the surface with a broad measurement range of 0 to 53% for softwood, 0 to 35% for hardwood, and relative readings for wallboard, drywall, and masonry. MOLD DETECTOR: Early prevention is vital when stopping mold formation. Check and test suspicious water stains around the house to determine if the area is wet or has already dried. It includes an out-of-range alarm and a low 9V battery alert. GENERAL TOOLS: We have been a recognized leader in the innovation, design, and development of specialized precision tools for many years. We encourage craftspeople, artisans, and DIYers to work smarter, measure better, and increase productivity.