Supports automation based on data source with custom scene settings. Preset temperature and humidity alarm values in APP for push notifications when reached. Temperature Monitoring: Automatically turns on/off air conditioner when preset temperature is reached via APP. Humidity Monitoring: Automatically controls humidifier based on preset humidity levels in APP. Baby Mode: Sends automatic reminders when temperature or humidity exceeds comfort zone intervals set in APP. Two Versions Optional: WiFi version and ZigBee version (ZigBee requires gateway, not included). Suitable for bedrooms, greenhouses, laboratories, warehouses, etc. Made of plastics, powered by 2 * AAA batteries (not included). Working voltage 3VDC, working temperature -10 to 60°C, working humidity 0-100%RH. Wireless type: 2.4Ghz WiFi or ZigBee 3.0. Color as shown. Package includes 1 * Temperature Humidity Tester.