Using some common household tools a lamp s outlet wire can be removed and replaced with a rechargeable battery.
Can you convert battery lights to electric.
Video of the day.
But if an electrical device doesn t need to be portable all the time it would be nice to be able to power it with ac and not waste the batteries.
All you need to do is to determine the voltage v and current mah of the device.
We use battery power to drive a lot of our electronics.
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An ac power adapter converts 110 volts to a low direct current dc voltage.
This is anything that takes the shape of the battery and fits in the battery housing but is used to connect the power supply to the terminals of the battery connectors on the device.
This doesn t need to be a problem.
If you are tired of replacing batteries in your portable radio or in any other battery powered device using an ac power adapter is a good alternative.