Stay Connected Anywhere: With stable Wi-Fi and Bluetooth connection via Govee Home App, you can easily monitor temperature and humidity data in real-time from anywhere. Please note that 5G Wi-Fi is not supported,it only supports 2.4G Wi-Fi networks. Precision Matters: This WiFi thermometer hygrometer is equipped with a Swiss-made sensor to provide precise readings. The temperature is accurate to ±0.54℉/±0.3℃, and humidity accuracy is ±3%RH. By refreshing every 2s, you'll stay regularly updated. Easy to Read Display: Govee Thermometer Hygrometer uses an electronic ink screen that's easy to read. The product quality has improved, and the battery life has been extended to about 6 months.If necessary, you can replace it with 1.5 volt AA alkaline batteries. Smart Alert Function: Set preset temperature and humidity ranges, and Govee Home App will alert you when the smart hygrometer thermometer detects that current readings are out of the preset range. Helps you respond faster to sudden changes. Free Data Storage & Export: Enjoy remote monitoring with the Govee WiFi Thermometer Hygrometer via Bluetooth or Wi-Fi, including online viewing of 13-day data graphs and exporting data over the past 2 years. Perfect for wine cellars, basements, etc. With Govee WiFi hygrometer thermometer, it's easier to monitor your house's temperature and humidity remotely, helping you react faster for sudden changes of your environment. Besides, you'll receive App notification alert once the temp or humidity is out of your preset range. Supports 2 years data storage& export with a clear curve graph.