ITEM NAME:2xAA to D Size Plastic Battery Adaptor Holder Switcher Case Clear Box Converter Product Description Description: 2xAA to D Size Plastic Battery Adaptor Holder Switcher Case Box Converter Features: 1. It can be converted AA battery into a large battery, which solves the problem that the large battery is difficult to buy. 2. Using high quality PP material, it has strong strength and strong toughness. 3. Large area anode reduces the resistance and reduces the loss; pure copper nickel plating parts are not easy to rust. Specifications: Model: 2501A Material: PP Color: Transparent Product certification: ROHS Warm Tips: The two pieces of spring up are fixed batteries and guide. If you feel the battery is loose inside, you can adjust the angle of the two spring sheets. Note: Please allow 1-3 cm differs due to manual measurement. Due to the different display and different light, the picture may not show the actual color of the item. Thanks for your understanding. Included: 1 x Battery Adaptor.Included: 1 x Battery Adaptor. It can be converted AA battery into a large battery, which solves the problem that the large battery is difficult to buy. Color: Transparent. The two pieces of spring up are fixed batteries and guide.