Battery Holder, Milwaukee M18 Battery 4X, Wall Display Hook Holder -Prevent the Terminals of M18 battery from damage, and keep them well in the holders. -Store your batteries in a ready to use location so that not waste the way of your work space. -Easy to take out it by hand as the batteries are not locked in. -4x Battery Holder Storage Rack, Item Dimensions 3.54″(L) x 15.35″(W) x 0.12″(H) (battery not included.)