... :black ;3.Voltage :6v ;4.Capacity :4200mah ;5.can be worked for Leica TPS series ,TC series , RCS series , GS series , SR ... : GEB121 NI-MH 6V/4.2mAh rechargeable battery for Leica TPS series ,TC series , RCS series , GS series , SR series , DINA03 ...