After a few years the lithium battery cell from the Yaesu DVS-2 will be exhausted. To replace the battery in the future there is a more easy way, than replacing it with the same type of battery as installed in the DVS-2. You may have a look on: http://www.remeeus.nl/english/hamradio/dvs2.htm 73, Hans Remeeus (PA1HR) http://www.remeeus.nl Communication is about people, the rest is technology.