Genssi 12V Battery Box with an On / Off Switch 9 Volt Battery Holder with Power Switch Clip AA 12 volt battery Holder with an on/off power switch Works with 8x AA batteries 1.5V Easy to remove cover; Cover slides and secures in place with screw if needed Pre-wired with a 6 inch wires (24 gauge) Pack of 1; Size about: 12cm x 7cm x 2cm