The main body of each key safe is made of high-strength aluminum alloy, which is anti-corrosion and anti-rust, and is excellent in performance and durability. The high-quality aluminum alloy body can protect the key safe from hammering and sawing, thus securing your belongings against theft. & The capacity of our key safe is large enough. : 7 cm (L) x 2.5 cm (W) x 8 cm (H) 2.76"(L) x 0.98"(W) x 3.15"(H). : 7.5 cm (L) x 3.5 cm (W) x 9.5 cm (H) 2.95"(L) x 1.38"(W) x 3.74"(H). Mini size portable key box with large internal space allows you to store several keys and you can also store small things if you need them. . Secure key box with removable handle. You can hang it exactly where you need it, Indoor and outdoor use, such as door handles, on doors, fences, cars or anywhere else. No installation tools required, because no need to fix it to the wall, remove it at any time, just like a normal padlock. . The key safe consists of a 4-digit password, there are 10,000 possibilities. The