Acautlly it's the battery pack that's the same as the power braille. I don't know if the charger is the same for the navigator. That would be odd since they were two totally different pieces of equipment. Mary To unsubscribe at any time, just send a message to: optacon-l-request@xxxxxxxxxxxxx with the word "unsubscribe" (without the quotes) in the message subject. Tell your friends about the list. They can subscribe by sending a message to: optacon-l-request@xxxxxxxxxxxxx with the word "subscribe" (without the quotes) in the message subject.