A moisture meter is a device used to measure the moisture content in various materials, such as wood, soil, and concrete. It helps users determine if a material is too wet or dry, which is essential for applications like construction, agriculture, and woodworking. Moisture meters can be either analog or digital, providing readings that guide users in making informed decisions. These meters typically work by using electrical resistance or capacitance to gauge moisture levels. For example, a wood moisture meter is specifically designed for measuring the moisture content in wood, ensuring that it is suitable for use in furniture or building projects.