3pcs 8 x AA 12V battery holder case box with ON/Off switch and leads wire cover Specification: Product Name: Battery Case Material: Plastic and metal Color: Black Spring clip design: Easy to install your battery Battery Type: 8 x AA 12V, with wire connector Case Dimension: 12.6 x 7.1 x 2cm/5 x 2.8 x 0.8"(L*W*H) Cable Length: 14cm/5.5" Note: Great for rechargeable battery, battery is not included. 1: Use for 8pcs 1.5v Output any problem,please contact us directly via amazon platform. any question will reply within 24hrs. 2:Please do not use this 12v battery pack for high max currect output. Package includes: 3 * 8 slots AA battery holder with case cover