Features: Battery Holder Box for 3pcs AA size batteries This battery holder can hold AA standard size 3 batteries either for alkalescent or rechargeable batteries. Perfect external power source for electronic DIY Be used as a perfect external power source Specification: Material: High Quality Plastic Battery type: 3pc AA battery Size: approx. 56 x 45 x 15mm Weight: 15g Package Contains: 1x Battery Holder Box for 3pcs AA Batteries (battery not included)