Dual-purpose Damp meter with easy-to-read backlit LCD display helps to identify damp quickly and accurately in Wood and Building Materials. Measuring range: Wood: 6%-60%, Building materials: 0-40%. Building Materials Detection - Quick and Accurate way to find hidden water leaks or obtain moisture profiles needed to identify Rising damp, Penetrating damp, or condensation issues. Can be used by homeowners and professionals to identify hidden problems in walls or other structures. Includes handy guide to masonry moisture profiles. Timber moisture detector - Professional device for measuring moisture in wood with 8 calibration scales to find the moisture content in many different types of wood. Great tool for firewood, flooring installers, lumber suppliers and timber used for projects to avoid cracks, splits, and warping. User Friendly, Easy to use - Moisture level indicated by numeric display, scale, and audio alerts signaling moisture above 20%, in building materials and 15% for wood. Ergonomic design provides great hand feeling. Packed with features - Automatic power-off after 3 minutes of inactivity. Hold function to freeze a reading. Lightweight 126g with batteries. Small size 15cm x 60cm. Accuracy: Wood ±2%. Triple A 2x batteries not included., Manufacturer: Safeguard Europe Ltd