The GunVault DrawerVault GVB 3000 is a security solution designed for any room in your house. The new DrawerVault Biometric fits and operates in most standard drawers making it the smart choice for handgun storage. Also perfect for passports, documents, cash, or other valuables--the DrawerVault Biometric is ideal for your home or business. Easily fits and operates inside most standard drawers. Biometric entry holds 120 fingerprints. Includes backup override key. California DOJ-approved design. Operates on one 9V battery (not included). Exterior dimensions: 4-1/4" x 10" x 12". Interior dimensions: 3-1/4" x 8" x 11-1/2".