Brand Name: LampVPath Specification: --4 Types of Battery Holder: 1x 1.5V aa battery holder with leads 2x 1.5V aa battery holder with wires 3x 1.5V aa battery holder 3 4x 1.5V 6 volt battery holder --Extra 2 Types of AA Battery Holder by DIY: Join one 2 X 1.5V aa battery holder with one 4 X 1.5V aa battery holder can get a 9V aa battery holder; Join one 1 X 1.5V aa battery holder with one 4 X 1.5V aa battery holder can get a 7.5V aa battery holder. so, 9Volt aa battery holder and 5 aa battery holder are got by simple DIY --AA Battery Holder Dimensions(L*W*H): (1)single aa battery holder with leads: 2.248" x 0.669" x 0.539"/5.71cm x 1.70cm x 1.37cm (2)2 aa battery holder with leads: 2.303" x 1.276" x 0.575"/5.85cm x 3.24cm x 1.46cm (3)3 aa battery holder with wires: 2.287" x 1.906" x 0.567"/5.81cm x 4.84cm x 1.44cm (4)4 aa battery holder with wires: 2.248" x 2.457" x 0.622"/5.71cm x 6.23cm x 1.58cm --AA Battery Holder Leads: all aa battery case holder with leads, they are tinned wire end --AA Battery Holder Wires Length: 5.9"/15cm --AA Battery Holder Wires Diameter(count in the PVC isolation around the wire): 0.0393"/1mm --AA Battery Holder Cable Color: red and black --Battery Holder Pack Color: black --Material of Battery Holder: plastic ABS --Weight of One AA Battery Holder: single aa battery holder: 0.141oz/4g 2 aa battery holder: 0.247oz/7g 3 cell aa battery holder: 0.388oz/11g 4 cell aa battery holder: 0.459oz/13g --If AA Battery Holder has ON/OFF Switch: no --If AA Battery Holder has Cover: no Package Contents: 1x 1 aa battery holder with leads 1x 2 aa battery holder with leads 1x 3 aa battery holder with leads 1x 4 aa battery holder with leads