Pinless Precision: Non-Destructive, Pinless Measurement For Large Surfaces, Ensuring No Damage Marks While Mapping Out Potential Issues. Digital Moisture Meter: Advanced Electromagnetic Field Technology Penetrates Up To 20Mm Depth To Represent Average Moisture Content Of A 40X40X20Mm Area. Moisture Reader: Offers Precision With Percentage Readings And A User-Friendly 3-Colored Led Bar For Easy Interpretation Of Low, Mid, And High Moisture Levels. Alarm Function: Triggers When Moisture Exceeds 70% In Drywall/Masonry, 17% In Softwood/Hardwood, Alerting You To Potential Water Damage Risks. General Tools: Designed For Woodworking, Renovations, And Firewood Management, This Tool Is Your Partner In Moisture Protection And Proactive Water Leak Inspections. Crafted for the discerning craftsman and DIY enthusiast alike, this Pinless Moisture Meter epitomizes precision and ease-of-use in one sleek package. Imagine having the power to detect moisture without leaving any marks, thanks to its non-destructive design. Whether you're dealing with drywall, brick, cork, or hardwood, this moisture meter ensures you're always ahead of water damage, making it an indispensable ally in your toolkit.