Govee Hygrometer Thermometer 3Pack H5100, Mini Bluetooth Temperature Humidity Sensor with APP Notification Alert, 2 Years Free Data Storage Export, 230 Feet Connecting Range

Sensor for H5151 Hub: Our Bluetooth hygrometer H5100 can connect with the Govee Wi-Fi Gateway H5151 to work as a Wi-Fi hygrometer, then you can monitor the indoor and outdoor temp and humidity without distance limitations.
Compact Design: The thermometer hygrometer's design fits in the palm of your hands. Its small enough to fit in potted plants, cigar humidors, reptile vivariums, and other small spaces.
Effective Wide Range: Swiss-made sensors provide a wide range for detecting the humidity and temperature. The range for temperature is between -4℉ and 140℉ with ±0.54℉ accuracy while the humidity measurement range is 0%-99%RH with ±3%RH accuracy.
Smart Alert Notifications: Determine preset ranges for your temperature and humidity on the Govee Home App. When the presets are out of range, you'll recieve an immediate notification on your phone.
Data Storage & Export: Our free cloud service allows for 20-day online data storage and 2-year data export. Keep track of the recent temperature and humidity records via curve graphs and track your historic 2-year data in a CVS file.