Gf112 handheld single phase watt-hour meter tester
This product is handheld design, used in labpratory or on-site to check electricity meter error.
With smart optical sampler for energy pulse.Accuracy class :0.1.
3.5 green backlight lcd
English menu,direct view and convenient.
With build in 5 va load.
Measuring range 0-300 v/1 ma-20 a or 10 ma-120 A