Kidde S5 Key Safe Storage Original Permanent, 5 Key Holder Push WhiteKidde S5 S5 Product Description The Kidde Combination Key Safe offers security as well as convenience with an easy to use push button combination that can be reset whenever necessary. It holds up to 5 keys and is ideal for vacation properties, maintenance personnel and emergency access. It attaches securely to any wall or flat surface with the included mounting hardware. The Strongbox design has a solid track record for unmatched quality and security.