Voltmetro digitale LCD AC pannello LED voltmetro voltmetro amplificatore watt potenza monitor combinato

Adopting the capacitance step-down principle design, not suitable for high frequency occasion. Display mode: Three 0.56" LED digital tube. - Blue LED B acklight ON / OFF function. Step1: Long press the key for 5 seconds until the number in energy display window flash, then release the key.

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