Temperature measurement range: -10C to 60C Humidity measurement accuracy: 5% RH Temperature measurement accuracy: 0.5C Humidity measurement range: 0% to 99% RH Features: - High and low temperature alarms: Receive phone notifications when preset temperature thresholds are exceeded - Voice control compatibility: Works with Alexa-enabled devices to check indoor temperature and humidity via voice commands - Temperature unit switch: Switch between Celsius and Fahrenheit in the app settings, then press the reset button to apply - Smart home integration: Connects via Wi-Fi to link with other smart home devices for improved climate control and comfort - Multiple mounting options: Can be placed on a flat surface or wall-mounted using adhesive (wall mount included) Package Includes: 1 x WiFi Temperature and Humidity Sensor (3-pack)