- #1
nikolai850
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so i have a device which uses 2 AAA batteries. i don't like charging batteries all the time so instead i want to power the device via usb.
a AAA battery: 1.5 volts and 300-1000 mAh (milliampere hours)
usb has 5 volts and max current is 500-900 mA
how do i do this?
a AAA battery: 1.5 volts and 300-1000 mAh (milliampere hours)
usb has 5 volts and max current is 500-900 mA
how do i do this?