Product Name: Grain Moisture TesterModel: GM640Functional and technical parametersMeasuring range: 5% -30% moisture, temperature -10oC-60oCMaximum error: Moisture ± (1% Rh = 0.5), temperature ± 2.5oC (± 5oF)Resolution: 0.5% moisture, temperature 0-85% RhOperating environment: temperature 0oC-40oC / Humidity 0.1-85% RhGrain varieties to choose: √Grain moisture test: √Food temperature test: √Grain moisture standard setting and excessive moisture Tip: √Backlight control function: √Celsius, Fahrenheit temperature unit conversion: √Battery hold function: √Auto power off function: 5 minutes without any operation automatic shutdownData hold function: √SizeHost: 72 * 35 * 145mmProbe: 415 * 36 * 36mmWeight: Host: 190.6g, probe: 208.3gPower: 3 * 1.5VAAA battery