【Large Safe Storage Space】The outer safe key box measures 13(L) x 8.5(W) x 4.5(H)cm, the inner size is 12(L) x 8(W)cm, one third larger than the general safest key box on the market. Can organize multiple keys or your spare key, credit card, cash, car key, etc. A key safe is safer than the key under the doormat or under a rock and can protect your key. 【Emergency Key】What should I do if I forget my locker password? digital key? Don't break it, we will give you a spare key! Should you forget your password, you can use the emergency key to open the wall mounted key box and reset the password. (Note: You can't put the emergency key in the key box!) 【More Reliable and Sturdy】The outdoor safe key box uses a 4-digit multiple combination code, which offers 10,000 possible combinations to provide robust protection; the original combination is 0-0-0-0, it would be nice to reset the code. The sturdy steel locking mechanism and die-cast zinc alloy housing resist attacks by hammering, sawing or