General description Secure Key Box is a high-security solution designed for both indoor and outdoor use. Featuring a 4-digit resettable code with up to 10,000 combinations, it ensures the safety of your keys while allowing secure access sharing with neighbors, tenants, family, or friends. This key safe is ideal for homes, emergency entries, garages, vacation homes, apartments, and offices. Technical specifications External size: 13.3 cm x 9.2 cm x 4.9 cm (H x W x D) Inner size: 11.1 cm x 8 cm x 4 cm (H x W x D) Installation Comes with an instruction manual and mounting kit including 4 screws and 4 expansion plugs. Easy to install, suitable for non-handymen. Usage Designed for storing multiple keys such as spare keys, car keys, and door security cards. Easy to open with the correct password in seconds. Perfect for use by cleaners, workmen, the elderly, children, Airbnb, and rental homes. Other information Made of sturdy aluminum alloy, rustproof and corrosion-resistant. Concave design