Shelly BLU Wall Switch 4 + Legrand 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 Legrand (Niloe) wall switch frames.
  • Dual-Protocol Connectivity: Supports both Bluetooth Low Energy (BLE) for fast local response and Zigbee 3.0 for broad compatibility with the Shelly ecosystem and third-party hubs.
  • 16 Unique Actions: Each of the four physical buttons recognizes single, double, triple, and long presses, enabling one device to trigger up to 16 different smart home scenes or actions.
  • No Wiring Required: The switch is entirely battery-operated, requiring no electrical cables or a neutral wire for installation.
  • Long Battery Life: Powered by a single CR2032 battery (included) with an estimated lifespan of up to 2 years.
  • Strong Security: Uses AES-128 encryption (CCM mode) for secure wireless communication, suitable for sensitive tasks like opening garage doors.
  • Beacon Mode: Can be configured to act as a Bluetooth Beacon, broadcasting signals every 8 seconds for location-based automations and presence detection.
  • Full Compatibility: Works out-of-the-box with Home Assistant (via BTHome protocol), Amazon Alexa, Google Home, and the Shelly Smart Control app.
  • Discreet & Modern Design: The adapter ensures a professional, flush-mounted finish that blends with your existing Legrand interior decor.