Name: AR991 Grain moisture meterSensor type: Double probeVoice over: supportMemory function: supportMeasuring range: 7.5%-50%(Moisture)Moisture measurement resolution: 0.1%Deviation adjustment: -3% to +5%Power: 4 * 1.5V AA Batteries (not included)Probe Length: 220mmFeatures:Measuring range: Moisture is 7.5%-50%LCD backlight: You can control see it clearly in a dark environment.Auto power-off: It will be shutdown in 15minutes without any operation.Double sensor for high accuracy and stable performance.Can choose grain species by pressing the key "Varieties".Includes low battery indication, data hold, deviation adjustment and alarm setting functions.The moisture meter can quickly measure the moisture content in grain. The probe is well protected by a plastic cover, not easy to be damaged.Memory function setting: If the batter was removed, the setting content will never disappear.Measurement 14 kinds: Paddy, Wheat, Corn, Barley, Rice, Sorghum, Feed, Rapeseed, Seed melon, Sesame, Soymeal, Soybean, Peanut, Seed Cotton. Package Included:1 x Moisture testerNote:Please allow 1-3cm error due to manual measurement.The colors may be a little difference for the different monitor display.*Compare the detail sizes with yours, please allow 1-3cm error, due to manual measurement. Thanks for your understandings.