This key safe has a 4-digit combination code and an emergency key. It can be set with up to 10,000 combinations and you can set your own access code and change it regularly to improve security and make it harder to crack; the emergency key provides added convenience in case you forget your code! The outdoor key safe has a large enough capacity of 15x5.3x9.8cm to hold your house keys, office keys or other large car keys; it can also store small items such as credit cards, ID cards etc. if required. Our combination key boxes are made from strong, heavy duty aluminium alloy that is waterproof, non-corrosive and weather resistant. Ideal for outdoor installations. This large outdoor key box can be used extensively in the home, garden, office and more. It will be a great addition to any occasion. It will allow you to house and protect your car keys while surfing instead of risking hiding them under sand/rocks etc.