The Shelly Plus 1 is a compact Wi-Fi switching actuator for integrating electrical devices into a modern smart home system. The set of two modules is suitable for retrofitting existing installations and enables intelligent control of lighting, sockets, garage doors, irrigation systems, and other electrical appliances. Thanks to its compact design, the module can be installed in many standard flush-mounted boxes or junction boxes. The connection is established directly via the local Wi-Fi network, eliminating the need for an additional hub or separate control center in most applications. This simplifies installation and reduces the technical effort required for integration into existing smart home environments. The device also supports integration with various automation platforms and voice assistant systems. A key advantage of the Shelly Plus 1 is its high degree of flexibility. The module can be used for time-controlled sequences, remote control via an app, or automated scenarios. For example, lighting systems can be switched on and off according to a schedule, or electrical devices can be activated based on individual smart home rules. Control via the mobile app is clearly laid out and allows real-time access to the most important functions. Furthermore, the device supports local automations, enabling certain processes to be executed even without a permanent cloud connection. This improves reliability and expands its everyday usability. The build quality meets the standards of modern smart home components. The housing is compact, and the electronics are designed for continuous operation. When installed correctly, the module operates reliably and can be permanently integrated into the electrical system. In terms of safety, the device supports various protection and configuration functions. However, safe operation requires professional installation in accordance with applicable electrical regulations. Especially when working with mains voltage, installation should be carried out by qualified personnel. Thanks to its combination of Wi-Fi connectivity, compact design, and versatile applications, the Shelly Plus 1 is suitable for both beginners and experienced smart home users. The set of two modules offers additional flexibility for expanding or modernizing existing automation solutions. Overall, the Shelly Plus 1 is a functional and versatile Wi-Fi switching actuator that impresses with its easy integration, high compatibility and reliable control functions for a wide variety of smart home applications.