SMAKN® DC-DC 0.36" Digital Voltmeter 200V Limit Alarm 2/3 Wires Universal Voltage Tester（Red)

SMAKN® DC-DC 0.36″ Digital Voltmeter 200V Limit Alarm 2/3 Wires Universal Voltage Tester（Red)


New high-precision digital voltmeter, with upper and lower limit voltage alarm output function. Can be used as overvoltage, undervoltage alarm output. If connect with relay it also can be used as...
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