This product is made of zinc alloy material, which is durable, stable and safer. The structure is sturdy, the effect is good, it feels safer, and there is a sturdy place to store spare keys. Allows you to customize your own access code, store the key safely in it, there are up to 10,000 possible combinations, so that your key can still be kept safe The key code box can be easily hung on any door handle, fence, etc. no tools required. Just open the lock box, loosen the shackle and hang. This key safe is very suitable for elderly people, family members, friends, houses, family health workers, vacation houses, construction, trade and storage of spare keys, etc. Features 1. Convenient and safe storage of your keys, very suitable for residential or commercial use. Protect private homes, apartments, vacation rentals, apartment buildings and construction sites. Share keys with real estate agents, family members, tenants,out of town guests, caregivers or contractors. 2. A solid double metal frame structures of high quality construction protects your keys. Your lock box is made of heavy duty all weather zinc alloy. It can resist any act of prying or driving into the box. Can be easily hung on any door handle, fence, etc. no tools required. 3. Easy to use button key pad. The 10 digit numeric keypad means you can choose from many combinations that are easy to remember and hard to guess. The password can have 3 10 digits. The lock box kit includes instructions and a small tool to help set the password. It can be easilyused by children, the elderly or when the light is insufficient. (Note no password in the correct order, for example, 67890 09876. password can be entered.) 4. for indoor and outdoor use alloys impact of Thick zinc protect your cassette lock the cassette in any weather may further comprise a The removable weatherproof rubber cover can further protect snow, ice and rain. Overall dimensions 98 mm 64 mm 42 mm internal security dimension 38mm x 65mm x 22mm product comprising a key code cartridge 1