The 9-in-1 Thermo-Hygrometer (RHMG650) by General Tools is a multifunctional device that combines temperature, humidity, and moisture measurement capabilities. It features both pin and pinless moisture meters, allowing for versatile assessments in various materials. The built-in GPP (Grains Per Pound) function provides additional insights into moisture content, making it ideal for professionals in construction, agriculture, and HVAC. With a clear display and user-friendly interface, this device ensures accurate readings and easy operation. Compact and portable, it is perfect for on-site evaluations and everyday use.