Temperature measurement range: -10C to 60C Humidity measurement accuracy: 5% RH Temperature measurement accuracy: 0.5C Humidity measurement range: 0% RH to 99% RH Features: - High and low temperature alarms: Receive phone notifications when preset temperature thresholds are exceeded - Voice control: Compatible with third-party smart speakers; inquire about indoor temperature and humidity using voice commands via Alexa-enabled devices - Temperature unit switch: Switch between Celsius and Fahrenheit in settings; press the reset button once to apply the change - Intelligent automation: Connects via Wi-Fi to link with other smart home devices, helping optimize heating and cooling for improved comfort - Multiple mounting options: Can be placed on a flat surface or mounted on a wall; cable-free design for convenience and clean appearance Package Included: 1 x Device (includes 3 sensors)