The finger as a key. Open the door with your finger, without a key, smartphone, code, or card. Whether running, cycling, rollerblading, or when the dog is eager to go outside: enjoy the freedom to just take off. Lockouts are impossible; your finger is always with you. Comfortable access for the whole family, suitable for children from around 6 years old. The ekey fingerprint learns with every use. The growth of children's fingers is automatically recognized. Dirt or minor injuries on the finger are not a problem. Simple and intuitive touch operation. Intuitive administration via smartphone. The functionality: Ongoing updates ensure the latest technology and bring continuous improvements as well as new features. The ekey fingerprints in the ekey bionyx system offer the following functionalities: up to 20 users and up to 5 fingerprints in one system. Continuous improvement and expansion of functions through firmware updates. Remote management, remote support, and remote opening. User and role management. Access logs and push notifications. Easy device replacement and finger synchronization. Execute different functions with different fingers. Amazon Alexa integration and smart home connectivity.