ColoYourLife 4 PCS Colorful AA to D Battery Converter Adapter Holder + Microfiber Cloth in Retail Packaging (Green) Made of high quality material: PP Battery Holder Converter: Switch size AA battery to D battery Can store either 1 or 2 AA batteries in 1 converter Easily keep your battery close at hand, at home, in the office, at the campsite, etc Batteries are not included