96x96 Digital Frequency Meters(panel meter) Quality warranty! OEM accepted, Prompt dispatch, Porpular in Turkey,India.. 96x96 Digital Frequency Meter,panel meter,analog meter,voltmeterDigital AC VoltmeterDisplay: 3 ... ~40 humidity:≤70%Voltage Testing: over 2000V 96x96 Digital Frequency Meter(Panel meter,analog meter)Quality warranty!Competitive pricePromot dispatch!Perfect service!Free samples ...