Shelly Plus Smoke Detector - You will always be warned, no matter where you are. The Shelly Plus Smoke is a wireless, battery-operated smoke detector that provides extra protection for your home, your family, and your pets. With its long battery life, high sensitivity, and Wi-Fi technology, you can continuously monitor your home for smoke, ensuring your family's safety, no matter where you are. Wi-Fi and Bluetooth Connectivity: Simply connect the Shelly Plus Smoke to your Wi-Fi. No hub is needed! 5-Year Battery Life: Thanks to our battery-saving technology, you can rely on a long lifespan. Sound and Light Alerts: When smoke is detected, the Shelly Plus Smoke emits a loud alarm (>85 dB) and a light alert is triggered. Easy Installation: The Shelly Plus Smoke is wireless and can be easily mounted without restrictions by angle. Instant Notifications: The Shelly Plus Smoke will notify you immediately of dangers, no matter where you are. Smart Scenarios: By connecting your Shelly Plus Smoke with other Shelly devices, you can set up personalized scenarios.