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. Name: JGL-188 Grain moisture meter Sensor type: Double probe Voice over: support Memory function: support Measuring range: 5-49.9 Moisture measurement resolution: 0.1% Deviation adjustment: +/-5% Applicable temperature:-25-50 Power: 4 * 1.5V AA Batteries (not included) Probe Length: 220mm Colour: black + orange Material: plastic Package Contents: 1 x Grain Moisture Meter Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.