The General Tools Digital Moisture Meter MMD7NP is a pinless humidity sensor designed for use in various industrial and commercial settings. This digital moisture meter allows for quick and accurate readings without the need for any probes or pins, making it convenient and easy to use for professionals in the construction, flooring, and HVAC industries. The brand General Tools is known for producing reliable and durable tools, making this moisture meter a valuable asset for those in need of precise moisture measurements.