Features: Achieve precise wood moisture detection with the Koolenry MD812 digital hygrometer, featuring ±0.5% accuracy and Double metal probes for reliable measurements across hardwoods, softwoods, and Grasses. This easy carry 220g moisture meter combines ABS construction with a large LCD screen, offering material specific type and fast readings without complex calibration. Essential for woodworkers, flooring installers, and lumber professional requiring on site moisture analysis during material inspections or qualities control processes. optimizes woodworking projects and construction site operations by instantly verifying moisture levels in furniture materials, floorboards, and stored timber under diverse lighting conditions. designs for field durability, the battery operated Detectors (battery not included) delivers rapid 2% 70% moisture ranges measurements through corrosion resistant probes. Specifications: Material: plastic+metal Size: about 3.2x6.4x13cm/1.26x2.52x5.12inch Package Includes: 1xWood Moisture Meter note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the differences between different monitors, the picture may not reflect the actual colorful of the item.