1、Wall Mounted Battery Shelf: Made of premium 3mm thick carbon steel, powder coated in black for durability, high temperature resistance, waterproof, and rust proof. Unique Z shaped structure for clever battery storage. 2、Secure Compatibility: Compatible with for BAT609 18V battery, this battery holder securely hold your battery without falling off. Can store two batteries simultaneously with enough space in between. 3、Space Saving Design: Wall mounted battery rack features compact structure perfect for workshop, shelf, and toolbox storage. Easy to install on wood or wall with screws and wall plugs included. 4、Improve Efficiency: Battery holder help keep work space tidy, save time searching for batteries, prevent battery loss, and make work easier. 5、For BAT609 Compatible: This wall mounted battery shelf is suitable for BAT609, BAT609G, BAT610G, BAT611, BAT612, BAT618, BAT618G, BAT619, BAT619G, BAT620, BAT622 and other 18V lithium ion batteries.