Sharon, When I had an Optacon II, I went to Batteries Plus. They took apart the existing pack, put new cells in and hot glued it back together for about $40. It worked fine as long as they're careful with the hot gluing. Steve Lansing, MI 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.