AR991 Grain Moisture Meter AR991 Grain Moisture Meter is an accurate moisture meter with low power consumption digital LCD backlight. The instrument setting, testing and inspection are all equipped with voice prompt language, which is simple and quick to use. It is suitable for rice, wheat, corn, barley, rice, sorghum feed, rapeseed, melon, sesame, soybean meal, soybean, peanut, etc. Specifications : 1. Display:English characters with a low-power digital LCD backlight. Low-power backlight Description:Backlight will be off when no measurment, and the backlight will be on when measuring.2. Voice-Over:Instrument settings, testing, inspection.all accompanied by a voice reminder.Language:English voice-over includes the following4 modes:dl = The moisture content readings,d2 = high moisture content,d3 =Voice-over off,d4 =bip-sound4. Power supply:4 * AA batteries (not included)5. Deviation adjustment6. Alarm setting :Adjustable, factory default alarm is 10%.7. Sensor type:Double probe.8. Moisture meausrment resolution:0.1%9. Memory function setting10. Low power reminder:When battery power is low, the battery symbol on the LCD display will be blank, then user should replace the battery.11. Measuring principle and sampling method:resistance method and continuous sampling.12. Single measurement:When the probe of the meter is inserted into the measured obiect, and the moisture content was within the measuring range, the LCD display will show the moisture readings for few seconds, and voice-over will report the reading immediately13.Auto shutdown in 15 minutes without any operation