The IRT803 Digital Insulation Resistance Tester has a 600-Volt AC/DC measurement capability and auto ranging. It features a backlit display that shows test function and measured value and a DMM rotary style selector. It also features Lock， Compare and PI/DAR. With ranges of Resistance of 20.00 Ohms to 20.0o MOhms and continuity， it gives the user valued options and real value. And is backed by a 1-year limited warranty.
Earth bond resistance
Compare reading
Zero reading
Test lead holders in boot
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