DOUBLE ROD STEEL PROBE: The grain moisture meter adopts high quality rod steel probe, high sensitivity and fast response. SPEAKER DESIGN: The Grain Moisture Tester has a speaker on the back of the meter for easy reporting of measurements. BACKLIT LCD DISPLAY: This tester is designed with a backlit LCD screen that allows clear reading even in the dark. ERGONOMIC DESIGN: The reader has an ergonomic design and a non-slip handle, which is comfortable to hold. Compact in size, you can use it with one hand. FOR 14 VARIETIES OF CEREAL: This moisture meter can quickly measure moisture content of 14 varieties of cereals, including wheat, corn, rice, peanuts, soy and more.