C or D cell to AA Battery Adapter Charge Test C&D Cells in BT-C700 BT-C2000 BM200 BT-C2400 BC2000 BT-C700 Chargers Charge and Test C & D Cells in BT-C700 BT-C2000 BM200 BT-C2400 BC2000 Chargers Adapts C or D size cells to standard AA size cell slot Plug and Play, Just plug in adapter, insert your batteries and charge or test Lenth 75mm, width 45mm Includes one C&D to AA Adapter in Retail Box