Temperature measurement range: -10°C to 60°C. Humidity measurement range: 0% RH to 99% RH. Temperature measurement accuracy: ±0.5°C. Humidity measurement accuracy: ±5% RH. Features: - High and low temperature alarm: When the set temperature threshold is exceeded, a notification is sent to your phone. - Voice control: Compatible with third-party smart speakers. Supports checking indoor temperature and humidity via voice commands using Alexa. - Temperature unit switch: Switch between Celsius and Fahrenheit in the settings, then press the reset button once to change the unit. - Smart integration: The WiFi temperature and humidity sensor can be linked with other smart home devices to optimize heating and cooling for improved comfort. - Multiple mounting options: Can be placed on a tabletop or mounted on a wall. Cable-free design for a clean and convenient setup. Package Included: 1 x Sensor