Watt powermeter
9.60 $ Buy 
The budget wattmeter with the shunt. Counts amps, voltage, and watts goes through its shunt and displays this data. Counts power goes only one way.
The budget wattmeter with the shunt. Counts amps, voltage, and watts goes through its shunt and displays this data. Counts power goes only one way.
4.6/5
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