The video begins with a close-up of a person's hand holding a screwdriver, working on a door lock. The camera then cuts to a shot of a person's hand holding a smartphone, swiping on the screen. The next shot shows the person holding a small white device, which they then attach to the door lock. The person then uses the smartphone to scan the device, and the door lock is unlocked. The video ends with the person using the smartphone to lock and unlock the door.