Get an instant accurate check of AC line voltage. Reads from 0-150 volts AC. Simply push in the plug, read the voltage, then plug your appliance into the thru-plug. Indicates a potential problem if voltage drops by more than 5 volts.
Get an instant accurate check of AC line voltage. Reads from 0-150 volts AC. Simply push in the plug, read the voltage, then plug your appliance into the thru-plug. Indicates a potential problem if voltage drops by more than 5 volts.