Hello to All, I would like to thank each of you who replied to my question about battery packs. I did not expect to receive so many responses and I am going to check out some of these places you have mentioned. Thanks again. Sharron. 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.