AcuRite 02042 Digital Thermometer with 10' Temperature Sensor Probe and Humidity Digital display features a built-in thermometer and hygrometer for indoor temperature and humidity readings Water-resistant, weatherproof 10-foot wired sensor probe measures temperature (degrees Fahrenheit and Celsius) Temperature and humidity trend arrows indicate whether temperature / humidity are rising or falling Daily and all-time high and low temperature and humidity records Auto-cycle feature automatically toggles between all measurements on the display