【High Security Performance】 4-digit password design, can provide tens of thousands of password combinations, high security, strong anti-theft. 【Compact Design】 Small size, compact design, takes up less space and is more convenient to use. Can hold 5 keys or 3 large keys for daily needs. 【Easy to Install】 Comes with mounting hardware, 4 screws and 4 expansion plugs, and an instruction manual (English). Simply insert screws and plastic expansion plugs into a wall or other hard surface to secure the safe. 【Solid and Sturdy】Zinc alloy body, with the characteristics of anti-hammering, anti-saw, anti-tampering, waterproof, etc. 【Multiple Use】The key box can be installed outdoors or indoors. Warehouses, doorsteps, garages, emergency entrances, etc. Solve the problem of carrying too many keys or the problem of keys being easily lost. LARGE SECURE STORAGE For up to 5 house keys or 3 large keys. Material: Alloy Steel Lock Type: 4-Digit Combination Key Box External Dimension: 72X37X94mm Internal