Check the listing for details. 4Pcs Battery To Size C Battery Holder Conversion Adapter Switcher Plastic Box. Condition: New, Made in China. Listed at 7.74 USD. Features: The Battery holder is a set of 4pcs professional and practical battery adapter convert case, specially used to convert any size to size C battery for use. Just put batteries into the convert, it will function the same as a C-size battery. The battery storage box is crafted from plastic, harmless to your for health. The battery convert box is small and easy to carry. With battery limit slot to fix the battery in a good place. For electronics and emergency situations. Specifications: Material:Plastic Size:Approx.5x2.6cm/1.97x1.02in Net Weight:24g Package Includes: 4x Battery convert note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color.