THE KEYLESS LOCK

Step into the future with the new Yale Conexis L1 Smart door lock. Operated via an app, the door opens by holding your smartphone over the sensor and turning it 90°, as you would a key. You can send family or guests mobile keys that can be deleted when you don’t need them anymore and each lock has a 10-year guarantee. Conexis L1 Smart door lock, £260, Anglian Home Improvements