Designed for home care services and CCTV companies. Wall mount design for permanent installation. Ideal way to share keys and access cards safely. Heavy duty zinc construction to withstand the most stringent attacks. Extra large storage compartment to accept most types of keys or access cards. Recessed door construction for more resistance to lever attacks. Set-Your-Own combination for keyless convenience and increased security. Suitable for Indoor & Outdoor Use Set-Your-Own Combination for Security Spaced Dials Large Clutch Lever for Comfort 1000's of Possible Combinations Suitable for Indoor & Outdoor Use Set-Your-Own Combination for Security Spaced Dials Large Clutch Lever for Comfort 1000's of Possible Combinations