Presence detector with integrated DALI application controller for energy-efficient lighting control, DALI-2 certified product. Integrated DALI power supply, DALI interface for controlling digital, dimmable electronic ballasts in broadcast mode. Manual switching and dimming possible via conventional switches. Bidirectional IR communication enables quick integration into the project management function of the B.E.G. One App. Full functionality is only activatable with the BLE-IR adapter and a smartphone or tablet (Android, iOS). Semi-automatic, fully automatic, light regulation, or presence operation can be set. Intelligent control algorithm with extensive adjustment options. Software is backward compatible with the first generation except for DSI, double lock, and corridor function. Factory setting: 10 minutes after-run time and 500 Lux brightness setpoint. Includes pre-assembled spring clamp with strain relief and touch protection cap for ceiling installation. Accessories for surface mounting available optionally, accessories for wall mounting available optionally, additional accessories for color adjustment available optionally.