Extech MO280-RK restoration contractor's kitExtech MO280 RK Restoration Contractors Kit Restoration Contractors Kit A complete solution for the Restoration Contractor Use pin and pinless meters to better diagnose the amount of moisture content in buildings. Thermal Hygrometer provides fast, accurate readings of ambient room conditions and GPP calculations Key Features: Model MO280 Pinless Moisture Meter Select from 10 different wood types Displays %moisture from 0 to 99% Measurement depth to 0.