ELM52 enables simple, fast and standard-compliant wireless monitoring of dedicated self-contained emergency luminaires using Bluetooth® Low Energy mesh network technology. Each luminaire equipped with a corresponding wireless module can be configured with the app and permanently monitored within the mesh network. The app also enables the central display of the operating status of the luminaires in accordance with the requirements of DIN VDE V 0108-100:2023-06. Other useful functions include the manual or automatic execution of tests as well as the retrieval of all test results and their documentation in a test logbook. The app also makes it easy to save and exchange system data and the test logbook.