The electronic locking system SAFE-O-TRONIC® access organizes the access to hotel- and objectdoors in an innovative and flexible way, using a combination of PIN-, RFID- and NFC technology. The slim structure of the housing makes it fit to almost every door and is suitable for retrofittings. The clearly structured and function oriented design stands for a high quality and precise construction. Material authenticity, smart proportions and high-contrast textures emphasize the standards for sophisticated long-lived high-end products. The ergonomic composition allows an intuitive usage.