Smart operation: the key box KEYGARAGE One (formerly Smart KeyGarage) is opened via app – alternatively a numerical code generated by the admin can be used. Easy key transfer: holiday guests of the holiday apartment, cleaners, craftsmen and other people can access the key via the external key box without having to be on site. Who has access? You simply invite up to 28 users via app and give you access to the smart key box or you assign six-digit number codes - as an admin you can restrict all permissions in time. Installation and location: the key box can be firmly attached to the wall indoors or in protected outdoor areas - can be used at temperatures from -10°C to +50°C. Battery replacement possible without disassembly. Details: safe for storing 20 keys, 30 plastic cards or 3 car keys - battery operated with 2 x AA batteries - automatic locking - made in Germany.