General Tools MMP100 Compact Moisture Meter Overview The General Tools MMP100 Compact Moisture Meter is a professional, pin-style meter designed for fast, accurate detection of moisture in wood, drywall, and other building materials. Its compact size makes it easy to carry while still delivering reliable, job-site performance. Key Features Pin-style design for accurate moisture readings Tri-color LCD (green/yellow/red) for instant low/medium/high moisture levels Data hold function to freeze readings for easy logging Protective cap keeps probe pins safe and doubles as a calibration tool Low-battery indicator and auto power-off for longer battery life Replaceable pins and batteries included Specifications Measurement Accuracy: +/- 2% Operating Range: 32 degF - 122 degF; < 90% humidity Power: 2 x AAA batteries (included) Dimensions: 0.98" W x 6.89" H Weight: 4.2 oz Applications Perfect for contractors, inspectors, and growers who need reliable moisture readings in building materials, flooring, firewood, and more.