DescriptionThe pinless HHMM257 handheld moisture meter incorporates a moisture sensor that monitors the moisture in wood and other building materials without causing surface damage. High frequency sensing technology allows the meter to take non-invasive moisture measurements. The HHMM257 has an easy-to-read backlit LCD display that can be manually turned on or off. User programmable alarms alert the user if moisture measurements exceed alarm set-points. This meter is shipped fully tested and calibrated, and with proper use, will provide years of reliable service.