サイトは以下のとおりです。there are several sights under this line.


http://www.allenprecision.com/survey/gps/accessories/communication-radios/gad39-battery-adapter-for-six-lr6-aa-am3-1-5v-alkaline-batteries/

http://www.tigersupplies.com/Products/GAD39-Leica-Battery-Adapter__Lei712156.aspx

https://www.sccssurvey.co.uk/leica-ght31-battery-adapter.html