Sonoff Zigbee Smart Wall Mechanical Switch 1-Button White

【No Neutral Wire Needed】Orb-ZBW1L works without a neutral wire, making it perfect for older homes, for effortless integration into your existing setup.
【Zigbee Hub Compatible】Supports Zigbee hubs using the Zigbee 3.0 protocol, like SONOFF iHost, NSPanel Pro, ZBBridge-P, ZBBridge-U, ZBDongle-E, ZBDongle-P, Echo 4th Gen, Echo Show 2nd, and Echo Plus 2nd, SmartThings V3 hub.
【Optimized for Low-Wattage Bulbs】Specially designed to handle low-power loads as small as 3W with no anti-flicker module required. Enjoy stable, flicker-free operation even with modern LED and energy-saving bulbs – maximum compatibility, zero headaches.  
【Seamless Integration with Home Assistant】Easily add to Home Assistant for your home automation through ZHA or Zigbee2MQTT( Zigbee Dongle is required, e.g. SONOFF ZBDongle-P/ ZBDongle-E).
【Advanced Smart Scene Capabilities】Easily set countdown, schedule, or loop timers for personalized automation. Voice control is supported with Amazon Alexa and Google Assistant, enabling hands-free operation. You can also trigger other Zigbee devices based on the switch state, creating a truly intelligent and automated smart home experience.