AR991 Grain Moisture Meter Digital Tester Hygrometer LCD Display Use For 14 kinds Crop Corn Wheat Rice Bean Wheat Flour Fodder AR991 Moisture meters are used to measure the percentage of water in a given substance. This information can be used to determine if the material is ready for use, unexpectedly wet or dry, or otherwise in need of further inspection. Grain Can Be Measured:rapeseed, sesame, soybean meal, cotton, soybean, peanut,barley, rice, sorghum, watermelon seed, paddy, wheat, maize, fodder Feature: 1. Measuring range:Moisture is 7.5%-50% 2. LCD backlight:You can control see it clearly in a dark environment. 3. Auto power-off:It will be shutdown in 15minutes without any operation. 4. Double sensor for high accuracy and stable performance.5. Can choose grain species by preing the key "Varieties". 6. Includes low battery indication, data hold, deviation adjustment and alarm setting functions. 7. The moisture meter can quickly measure the moisture content in grain. 8. The probe is well protected by a plastic cover, not easy to be damaged. 9. Memory function setting:If the batter was removed, the setting content will never disappear.10. Measurement 14 kinds:Paddy, Wheat, Corn, Barley, Rice, Sorghum, Feed, Rapeseed, Seed melon, Sesame, Soymeal, Soybean, Peanut, Seed Cotton. Specifications: Name:AR991 Grain moisture meterItem weight:260gItem size:415 * 70 * 33mmSensor 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:220mm Packing List 1* Moisture Meter1*box1*Manual Q&A 1. Does this measuring instrument need batteries?Yes, it needs 4*1.5V AA Battery, it is not included in the package, you can buy it locally2. What should I do if I receive the goods but cannot use it normally?Please refer to the instruction manual. If you have any questions, please contact customer service. If you encounter any non-artificial quality problems within one week after receiving the goods, you can contact us for replacement or refund.