Real-Time & Accurate Monitoring - Detects real-time temperature and humidity with great accuracy; (Measurement Accuracy: ±0.54 ºF, ±3% RH); All you need from a temperature thermometer 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; Tapo hygrometer humidity meter makes your life smarter Home Automation - Automatically turn on/off home electronics when settings fall outside pre-set range(s); Tapo humidity sensor and digital thermometer can be used as baby room thermometer , outdoor thermometer and greenhouse thermometer Free Data Storage & Visual Graphs - Record temperature and humidity data and generate periodic data summary Flexible Installation- Just place it on the desk or mount it on the wall. With 2-year manufactory warranty Voice Control – Manage your Smart Temperature & Humidity Monitor with voice commands via Amazon Alexa( only can control Temperature) or the Google Assistant Hub Required: The Tapo Hub is required to support all smart features: Tapo H100 or Tapo H200 (sold separately) This device operates exclusively within the specified Sub-1G band; Please note that different regions support different frequency bands; Ensure that the devices or hubs you intend to use are compatible with the same Sub-1G band Tapo T315 does not work with Smart Things; Tapo T315 works with other Tapo devices and this can be done via Tapo app, from the “Smart Actions” sections