Real-Time & Accurate Monitoring - Detects real-time temperature and humidity with great accuracy. (Measurement Accuracy: ±0.54 ºF, ±3% RH) Visible LCD Display - Indicates temperature & humidity, comfort level with facial expressions, battery condition, and signal. The screen only displays temperature from 0 to 50°C (32 to 122 °F). If the readings go outside the range, please check the temperature in the Tapo app Home Automation - Automatically turn on/off home electronics when settings fall outside pre-set range(s) Free Data Storage & Visual Graphs - Record temperature and humidity data and generate periodic data summary Flexible Installation- Just place it