DY5500 Digital Resistance Tester Multifunctional Measurement Phase Indicator Voltmeter Insulation Earth Testers ,Long Lasting

The multifunction meter measures ground resistance, insulation resistance, AC voltage and phase sequence. Beautiful and stylish design,function, easier to use, more reliable. The instrument and accessories are in the tool box, suitable for the application. It can be used to test the insulation resistance and grounding resistance of power systems, electrical equipment, and arrester equipment, as well as measure AC voltage and phase sequence tests. Movable instrument cover with support frame, more convenient to use