For comfortable locking, unlocking, and opening of the door lock via a smartphone app. Flexible weekly schedule, timed locking, and individual profiles. Free app for iOS, Android, and Windows for one or multiple door lock drives. Up to 8 smartphones can be paired with one door lock drive. Wireless installation thanks to battery operation. Universally applicable to all doors with standard locking cylinders; for Kaba cylinders, see the adapter in the accessories. No drilling or damage to doors, frames, or keys. You can easily operate the door lock drive via a smartphone. The app is provided free of charge for iOS and Android. It is possible to connect up to eight devices to one door lock drive. Communication between the lock and the smartphone occurs via Bluetooth. Simple installation. The device is powered by batteries, and the installation is wireless. If the door to be secured is equipped with a standard locking cylinder, the door lock drive can be used. Since you mount the device inside on the cylinder, the system is not visible from the outside. There is no damage to the door or the lock. Particularly secure. The extra encrypted radio communication ensures extremely high security. After installation, the door can still be opened and closed from the outside with a key. The package includes the mounting materials, the drive, and a code card. The card allows for unlocking the lock without the smartphone. Features: Simple yet secure operation with a smartphone and via code card, high security through separately encrypted radio communication, operation from the outside still possible with a regular key (not possible with all Kaba cylinders), panic and emergency operation from the inside purely mechanically on the device thanks to a patented gearbox.