SQ-96-HZ Pointer Type AC 100/220V/380V Analog Panel Frequency Meter Tester Gauge Hertz Indicator 45-55Hz 45-65Hz 55-65Hz 96x96mm 1Pcs(45-55Hz,110V)

Voltage Testers Model: SQ-96 Hz Level: Level 1.5 Front Size: 96*96 mm Opening size: 91*91mm Press-fit mode: clamping type Accuracy: Level 1.5 Conditions of use: - 20 ~ + 50 ~C <;85% Voltage withstanding effect: When the self-frequency constant value changes (+15%), the indication error does not exceed the basic error. Mechanical properties: can withstand acceleration of 30 m/s 2, shock frequency 80-120 times per minute, two hours of transport shock Working position: vertical directio