Extech products are high-quality handheld test, measurement and inspection tools. These are tools that help prevent, identify and solve problems, whether it's electrical, mechanical or maintenance. Rugged handheld testers, gauges and thermometers are put to the test every day by professionals, tradesmen and DIY enthusiasts. Extech is the pursuit of excellence in technology. The MO57 moisture meter is used for non-collision (non-invasive) measurements of moisture content in wood and building materials without damaging the surface with a depth of approx. 100 mm. The ball moisture sensor ensures a smooth glide on hard or sensitive surfaces. Easy to use, with displayed icons to indicate moisture content and an audible warning function. Ideal for building renovation projects and applications where moisture capture on floors, tiles and under carpets is critical. A for analyzing the side effects of water leaks behind walls and ceilings and measuring humidity on uneven ground. Specification - Type of measurement: non-invasive - Suitable for wood and building materials - Stepless humidity measuring depth up to 100 mm - Low, medium and high moisture symbols - Acoustic alarm in case of rising moisture content - DataHold function - Automatic shutdown - Battery status display - Measurement verification study Technical data - Maximum measuring depth: 100 mm - Dimensions: 33x70x210mm - Weight: 155g - Calibration: factory (without certificate) - Suitable for moisture measurement: wood / building materials - Type of measurement: non-invasive - Maximum measuring range of building materials humidity: 99.9% vol - Minimum measuring range of building materials humidity: 0.1% vol - Maximum wood moisture measurement range: 99.9% vol - Minimum wood moisture measurement range: 0.1% vol - Product type: material moisture meter Kit includes - 9V battery - Wrist strap - User manual