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What You'll Need

  • Zemismart Zigbee Smart Knob
  • Tuya Zigbee gateway or compatible Zigbee hub
  • Tuya Smart / Smart Life app (iOS/Android)
  • CR2032 battery (included)

Step-by-Step Setup

  1. Insert battery: Open back and install CR2032
  2. Open Smart Life app: Navigate to your Zigbee gateway
  3. Add sub-device: Tap gateway → "Add Sub-device"
  4. Enter pairing mode: Press and hold knob for 5 seconds until LED blinks
  5. Wait for discovery: Knob will appear in app
  6. Configure rotation: Set what rotation controls (brightness, volume, etc.)
  7. Configure press: Set press action (on/off, scene trigger)
  8. Mount: Use adhesive to place on wall

Key Features

  • Rotary control: Smooth rotation for gradual adjustments
  • Press action: Click for on/off or scene trigger
  • Zigbee connection: Reliable, low-power
  • Tuya ecosystem: Works with all Tuya devices
  • Compact: Small knob form factor
  • Battery powered: Place anywhere

Troubleshooting

  • Rotation not smooth: Some models have stepped rotation. This is normal
  • Home Assistant: Use Zigbee2MQTT for best compatibility
  • Pairing fails: Stay close to gateway during pairing
  • Direction wrong: Invert rotation in app or automation if needed
  • Reset: Hold knob for 10+ seconds until LED flashes rapidly