Family Combo 3.0 Pro CH cylinder. The Nuki Smart Lock 3.0 Pro for the Swiss round profile cylinder turns your smartphone into a smart key. The electronic door lock is mounted within a few minutes on the... Show more Family Combo 3.0 Pro CH cylinder. The Nuki Smart Lock 3.0 Pro for the Swiss round profile cylinder turns your smartphone into a smart key. The electronic door lock is mounted within a few minutes on the inside of your door above the existing lock cylinder and is not visible from the outside. With the free app (iOS/Android) you can open and close your door keylessly. You can create up to 200 permanent, temporary or recurring virtual keys with the Nuki app. You can manage these access rights on the go and keep an eye on your door from a distance. You can remove your Nuki Smart Lock without leaving any residues, so it is perfectly suitable for rental properties. Easy retrofitting on the inside of the door, without drilling and screwing, within 3 minutes. Encrypted and certified security for your door lock. Automatically unlock and lock your door thanks to the "Auto Unlock & Auto Lock" function. Assign up to 200 permanent, temporary or recurring virtual keys to family, friends, dog walkers and cleaners with the Nuki app. Experience the greatest possible comfort and manage your door remotely with the integrated WiFi module. Up to 6 months of autonomous power supply with the built-in rechargeable Nuki Power Pack. High-quality manufacturing and elegant design of the knob with aluminium finish. Supports Apple HomeKit (Siri), Amazon Alexa, Google Home and other smart assistants. Can be combined with smart home services and smart doorbells. Conveniently controllable via Android Wear, Apple Watch, Tizen OS, Huawei Harmony OS and Garmin Watch OS and many more. Incl. Nuki 3x Nuki Fob 2 to unlock or lock your door without a smartphone. Compatible with common knob cylinders. 1 adapter for Dormakaba/Kaba (yellow) included. Other adapters can be ordered separately.