ITEM NAME:New 4 Pcs AA to C Size Battery Converter Adaptor Adapter Case Switcher Cover Box [Conversion: 1in. = 2.64 cm | 1 cm = 0.39 in.].The AA battery holder is a set of 4pcs professional and practical battery adapter converter cases, which are specially used to convert any size AA to size C battery for use. The Battery Storage Box can convert any size AA battery to a size C battery.
