Features:Aluminum alloy construction protects the box from being damaged by hammer, saw, drill and so on, impact-resistant and durable. This product is an adjustable combinations lock with 4 dials. It can be converted to non-resettable mode for extra security. The box has enough space to store valuable things like keys, house cards and so on. Includes a waterproof protective lid, removable and convenient to use. Widely applied to home, factory, office, warehouse, shops, health club and other commercial areas. Specification: Condition: 100% Brand NewMaterial: Aluminum AlloyColor: BlackProduct Size: 12.4*8.3*3.9cm/4.88*3.27*1.54in Package Weight: Approx. 506g/17.85ozPackage Included:1 x Key Box 1 x Instruction Note:It is not recommended to use a A-A-A-A combination that is easy to crack.