SENSOR AR991 Digital Grain Moisture Meter for Corn Wheat Ric

Sensor ar991 digital grain moisture meter for corn wheat rice bean grain smart sensor ar991 digital grain moisture meter for corn wheat rice bean grain specifications: brand: smart sensor name: ar991 grain moisture meter item weight:260g item size:415 * 70 * 33mm sensor type: double probe voice over: support memory function: support measuring 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 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 . memory function setting: if tbatter was removed, tsetting content will never disappear. 5 . measurement 14 kinds: paddy, wheat, corn, barley, ric