Shelly BLU Wall Switch 4 + Gira/Merten Adapter

Shelly BLU Wall Switch 4 (the Device) is a smart four-button Bluetooth control interface. It can be mounted seamlessly with various standard switch ranges. It can also be used as a standalone remote control. The Device features a long battery life, supports multi-click and strong encryption.

Key Features:

• Custom Brand Integration: Includes a durable adapter plate specifically designed to fit the Shelly BLU Wall Switch 4 perfectly into standard Gira and Merten wall switch frames.
• Multi-Protocol Connectivity: Supports both Bluetooth Low Energy (BLE) for fast local response and Zigbee 3.0 for broad smart home ecosystem compatibility.
• Up to 16 Unique Actions: Each of the four physical buttons recognizes single, double, triple, and long presses, allowing one device to trigger up to 16 different scenes or actions.
• No Wiring Required: The switch is entirely battery-operated, eliminating the need for electrical cables or a neutral wire during installation.
• Long Battery Life: Powered by a single CR2032 battery (included) with an estimated lifespan of up to 2 years.
• Professional Finish: The adapter ensures perfect alignment within existing frames, providing a polished and integrated look that matches your room's decor.
• High-Level Security: Features AES-128 encryption (CCM mode) for secure wireless communication, making it safe for tasks like opening garage doors.
• Beacon Functionality: Includes a Beacon mode that, when enabled, emits signals every 8 seconds for location-based automations and presence detection.
• Wide Compatibility: Works out-of-the-box with Home Assistant (via BTHome protocol), Amazon Alexa, Google Home, and the Shelly Smart Control app.