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uni t ut522 2 7 lcd digital earth ground resistance voltage meter tester 6 x aa

Model: UNI-T UT278A - Color: Red + grey - Material: Plastic housing - 2.0" LCD display - Earth ground resistance (range accuracy): - 0.01ohm~0.099ohm +/- (1%+0.01) - 0.1ohm~0.99ohm +/- (1%+0.01) - 1.0ohm~49.9ohm +/- (1%+0.1) - 50ohm~99.5ohm +/- (2%+0.5) - 100ohm~199ohm +/- (3%+1) - 200ohm~395ohm +/- (6%+5) - 400ohm~590ohm +/- (10%+10) - 600ohm~800ohm +/- (20%+20) - 800ohm~1200ohm +/- (25%+30) - Leakage current (range accuracy): - 0mA~9mA +/-(2.5% + 1) - 10mA~99mA +/-(2.5% + 5) - 100mA~299mA +/-(2.5% + 10) - 0.30A~2.99A +/-(2.5% + 0.1) - 3.0A~9.9A +/-(2.5% + 0.3) - 10.0A~20.0A +/-(2.5% + 0.5) - 3A~30A +/-(2.5% + 0.5) - Other features: - Auto ranging - 32mm jaw size - Single measurement time: 1 Second - Resistance measurement frequency > 1KHz - Current measurement frequency: 50Hz/60Hz - Resistance limits alarm: 1ohm~199ohm - Current limits alarm: 1mA~499mA - Sound and light alarm - Jamming signal recognition - Over range display - Low battery display - Data storage: 99 groups - Powered by 4 x AA batteries (included) - Packing list: - 1 x Tester - 4 x AA batteries - 2 x Testing ring - 1 x Tool box - 1 x Connection cable (80cm) - 1 x Software CD - 1 X English user manual

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