Measurement object This moisture meter is widely used for measuring the moisture content of various substances, such as hay,forage grass, cereal Straw,straw bundles,bran, soybean meal,leaves,corncob,silage, fiber,wood sawdust powder,etc Wide measurement range The moisture tester has a wide testing range of 3-40%. Stainless steel probe The moisture meter adopts a stainless steel probe, which is easy to insert into the measured object and durable. Backlight The tester has a backlight display and can be used normally in dark places. Product Size The probe length of the tester is 40cm, and the total length of the tester is 58cm. Power Powered by 4 AAbatteries. Press firmly on the protrusion of the buckle on the side of the instrument, open the battery cover, and install the batteries.