BBE8AAA holder with lead wire and cover 8*AAA battery holder1.12v Plastic material;ABS2. Metal contacts:iron ,nickle plated3.Switch:3MM high4.wire leads:UL100726#150mm 5.sort order of cells :stackable,without cover6.Customized are available7:ROHS 8*AAA 12V battery holder with lead wire UM-4*8