Shelly Blu ZB Wall Switch 4 Smart Wireless 4-Button Wall Switch, Zigbee & Bluetooth, Battery-Powered, White Shelly_B_ZB_WS_4_SA

Managing multiple smart devices from a single wall switch can be a challenge, but the Shelly Blu ZB Wall Switch 4 simplifies control with four programmable buttons and up to 16 actions. This battery-powered switch uses Zigbee 3.0 and Bluetooth to integrate seamlessly with your smart home hub, eliminating the need for complex wiring or frequent battery changes.

Who is it for

Ideal for smart home enthusiasts, renters, or anyone wanting convenient, wireless control of lights, scenes, or other Zigbee/Bluetooth devices without altering existing electrical installations. It's perfect for adding multi-button control in any room.

Main features

• Four independent buttons, each supporting single, double, triple, and long press actions for up to 16 total commands.
• Dual wireless protocols: Zigbee 3.0 for reliable mesh networking and Bluetooth for direct connection to compatible gateways or the Shelly Smart Control app.
• Powered by a single CR2032 coin cell battery with an estimated lifespan of up to 5 years, reducing maintenance.
• Adhesive mounting allows placement on any flat surface—no screws or wiring required—and can be easily repositioned.
• Over-the-air firmware updates and AES-128 encryption ensure your device stays current and secure.

Specifications

• Product type: Smart wireless wall switch
• Number of buttons: 4
• Programmable actions: Up to 16 (4 buttons × 4 press types)
• Wireless protocols: Zigbee 3.0, Bluetooth
• Power source: Battery (1× CR2032, 3V)
• Estimated battery life: Up to 5 years
• Color: White
• Mounting type: Adhesive
• Operating temperature: -20°C to 40°C
• Operating humidity: 30% to 70% RH
• Wireless range: Up to 40 m indoor, 200 m outdoor
• Compatibility: Zigbee gateways/hubs, Bluetooth gateways, Shelly Smart Control app
• Firmware updates: Over-the-air (OTA)
• Security: AES-128 encryption (Zigbee)

Tips

For optimal performance, pair the switch with a compatible Zigbee hub to enable advanced automations and remote control. Use the Shelly Smart Control app to configure custom actions for each button and monitor battery status. The adhesive backing works best on clean, smooth surfaces; avoid textured walls to ensure a firm hold.