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Comes with large LCD display with backlight allows for data reading in dark areas
Features:This is a great tool set for refrigerant testing
copper tube and some thin tubes
Clear backlit LCD display ensures readability in low-light working environments such as electrical panels and dark workshops
Standards Met ANSI B107
Uni-T 521 Digital Earth Tester (UT521) 1000V insulation tester Comes with large LCD displayDescription: UT520 series grounding resistance tester with backlit display and battery low voltage, keep and store the data, automatic shutdown function to save power. Three line can be used as precise measuring, also can make a simple two line measurement. Can be applied to measure all kinds of electric power system, electrical equipment, lightning protection equipment of the grounding system, grounding resistance grounding voltage measurement.
