Temperature measurement range: -10C to 60C. Humidity measurement accuracy: 5% RH. Temperature measurement accuracy: 0.5C. Humidity measurement range: 0% to 99% RH. Compatible with Cozylife app. Features: - High and low temperature alarm: When the set temperature threshold is exceeded, a notification is sent to your phone. - Voice control: Works with Alexa-enabled devices. Check indoor temperature and humidity using voice commands through an Alexa speaker. - Temperature unit switch: Switch between Celsius and Fahrenheit in settings. Press the reset button once to apply the change. - Smart automation: 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 mounted on a wall. No data cable required for a clean, clutter-free setup. Package Included: 1 x Temperature and Humidity Sensor