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What You'll Need
- Aqara Temperature and Humidity Sensor
- Aqara Hub (M1S, M2, E1, or compatible hub)
- Aqara Home app (iOS/Android)
- CR2032 battery (included)
Step-by-Step Setup
- Prepare sensor: Remove battery isolation tab or insert CR2032
- Open Aqara Home app: Ensure hub is online
- Add accessory: Tap "+" → "Temperature and Humidity Sensor"
- Enter pairing mode: Press reset button (small hole) until LED blinks
- Wait for pairing: Sensor will appear in app
- Place sensor: Position in desired location
- View readings: Temperature, humidity, and pressure shown in app
- Create automations: Trigger actions based on readings
Key Features
- Triple sensor: Temperature, humidity, and atmospheric pressure
- HomeKit compatible: Works with Apple Home
- Compact design: Small square sensor
- History tracking: View historical data in app
- Automation triggers: Create rules based on conditions
- Long battery: CR2032 lasts about 2 years
Troubleshooting
- Readings inaccurate: Allow sensor to acclimate. Avoid heat sources
- Pressure reading: Atmospheric pressure in Aqara app only, not HomeKit
- Slow updates: Readings update every few minutes to save battery
- HomeKit shows "No Response": Check hub connection first
- Reset: Hold reset button 10 seconds until rapid blink