1. The mounting base adopts countersunk screw hole design, which is firm in installation.   2. You can easily snap in the battery and release it by pressing the release button on the battery.   3. The batteries are securely locked in place by their own clips and will not fall when bent. You can install them at any angle, upside down or under the shelf.   4. Connect multiple batteries in a row, keep your batteries together and organized, avoid losing their tracks and easily see which batteries are fully charged.   5. Suitable for workshop shelves or van type truck panels.      Note: Only mount the seat. Batteries and screws are not included.   Model: For DeWalt    colour:Red+black   Material:plastic      Package Contents:   5 x Battery Mounts      Only the above package content, other products are not included.   Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.