H-B Mercury Battery Adapter
$ 36.99
The H-B Adapter replaces the battery cover on a Pentax Spotmatic. Using a readily available silver oxide 377 watch battery(not included), the H-B automatically reduces voltage to original specifications. · Uses a readily available silver oxide 377 watch Battery· Installs into camera or meter the same as the original battery· No additional modification is necessary· Micro-circuitry reduces voltage to meet original specifications· A one time Purchase; lasts a lifetime with normal use.