The Select key box is designed for secure key sharing. Its programmable four-digit combination makes it ideal for hiding your keys under a doormat or in unsafe locations. Its aluminum structure protects your keys while effectively resisting weather and break-ins. Technical Specifications Type: Secure Key Safe Material: Aluminum and Metal External Dimensions (H x W x D): 15.7 cm x 9 cm x 4 cm Internal Dimensions (H x W x D): 7.4 cm x 6.8 cm x 3 cm Combination: 4 digits, programmable Compatibility and Accessories Ideal for vacation rentals, shared accommodation, and cleaning services Can be attached to door handles, fences, or gates Equipment Easy installation, no tools required Indoor or outdoor use Use Share access to your home with trusted people Storage for up to 5 keys Combination dial protection against dust and moisture Additional Information Limited lifetime warranty for ultimate peace of mind Molded body and vinyl-coated handle for added durability