Digislider 12 Volt Power 8 AA Battery Holder Case with 2.1Mm X 5.5Mm DC Plug An
12 volt 8 x AA battery holder with 2.1mm x 5.5mm DC Plug and On/Off Switch. Plug: 2.1mm x 5.5mm DC jack. 8 slot AA battery power unit. Batteries not included. Durable plastic cover with clip friction lock.