Choose the MiniVault Deluxe when you need a quick access firearm safe. The spring loaded door makes it the best quick access gun safe on the market. Our patented no-eyes keypad also provides a means for lightning-quick access, even in the dark. Add in the interior light and you won't have a problem finding what you need inside. It is battery operated by one 9V battery but it also comes with an AC/DC power adapter for external power supply. External Dimensions: (WxDxH) 10.3" x 14" x 8.125". Internal Dimensions: (WxDxH) 9" x 12.75" x 6"