A few of us have used a 7.5 volt power supply such as this one to replace the battery.
The 110 volt power is only used for capacitor testing. All of the other functions use the 7.5 volt battery or power supply.
A few of us have used a 7.5 volt power supply such as this one to replace the battery.
The 110 volt power is only used for capacitor testing. All of the other functions use the 7.5 volt battery or power supply.
