Specification: Moisture Measuring Range: 2%~30%. Maximum error: ?(1%Rh+0.5) Resolution: 0.5%. Temperature Measuring Range: -10~60?C (14~140?F). Maximum error: ?2?C(?4?F) Resolution: 1?C(2?F). Ambient Temperature: -10~40?C (14~104?F). Ambient Humidity: 0~70%Rh. Date hold and can hold Value. Low power Symbol automatic indicating. Main Unite Dimensions: 174mm x 73mm x 38mm (LWH). Measurement Probe Dimensions: 365mm x 43mm x 25mm(LWH). Package Contents: 1 x Measurement Probe 1 x Grain Moisture Temperature Meter Tester MD7822