Homer J Simpson wrote:
"Ken Weitzel" wrote in message
news:CwJGh.1236502$R63.703099@pd7urf1no...

sure that there's a rectifier *inside* the phone to limit current.

Resistor?

Hi...

Sure, just a few ohms in series with the batteries would have virtually
no effect while charging, but would severely limit current if they
were inadvertently shorted?

Take care.

Ken