Temperature measurement range: -10°C to 60°C. Humidity measurement accuracy: ±5% RH. Temperature measurement accuracy: ±0.5°C. Humidity measurement range: 0% to 99% RH. Compatible with the Cozylife app. Features: - High and low temperature alarms: Receive phone notifications when preset temperature thresholds are exceeded. - Voice control: Works with Alexa-enabled devices. Use voice commands to check indoor temperature and humidity via an Alexa speaker. - Temperature unit switch: Switch between Celsius and Fahrenheit in settings, then press the reset button once to apply the change. - Smart automation: Connect the Wi-Fi temperature and humidity sensor with other smart home devices to optimize heating and cooling for improved comfort. - Multiple mounting options: Place on a flat surface or mount on a wall. Cable-free design for convenient and clean installation. Package includes: 1 x Sensor