This battery holder is suitable for storage and classification of power tool batteries. Use strong Plastic material. The battery rack is designed with screw holes for fixing. Safe, reliable, sturdy and durable Features : 1: Applicable model:For DeWalt Lithium-lon 14.4V battery:DCB140,DCB141,DCB142 Lithium-lon 18/20V battery :DCB180,DCB182,DCB184,DCB200,DCB201,DCB203,DCB230,DCB204,DCB240,DCB205,DCB206 Lithium-lon 54/60V battery:DCB546,DCB606,DCB609 2:Secure storage, can mount at any angle, upside down, sideways, under a shelf or on pane or onto a wall. 3:Easy to install, clip into place as if you had plugged into a power tool, released by pressing the release button on the battery . 4:Sturdy ,durable adn practical 5:Material: ABS+PC ,lightweight and easy to use ,can waist on belt 6: One battery Mount with 3 screws 7:Perfect for shelves in workshops or panels in vans Package included : 12x Battery holder 12x Set of screws