250V/500V/1000V Insulation Tester, Earth Resistance & Electric Leakage Detector Digital Megohmmeter GT5306A

1、Digital Display: This insulation resistance tester has a large LCD digital display with backlight display function, real time data display, intuitive and clear. 2、Data Lock: This shaker will lock the measurement data after measurement to prevent other interference factors from affecting data changes. 3、Alarm Prompt: When some emergencies occur, the meter will light up the red alarm light, give a buzzer alarm, and also have a low battery indicator, an over limit prompt, a high voltage prompt, etc. 4、Voltage and Current: This digital ground resistance tester supports external direct current (DC) power supply DC 9V 5A. 5、Widely Applicable: This digital meter is suitable for insulation resistance measurement, AC measurement, DC measurement, small resistance measurement, etc.