Product Review

Govee Bluetooth Thermometer/Hygrometer, get exact temperature and humidity around your home. You can lay this wireless temperature humidity sensor on any spot of your house or mount it on the wall with 3m tape.

How it works
Download "Govee Home" on App Store or Google Play.
Open the app and sign up an account with your email, which is for receiving csv. document.
Add a device H5052 and press the device for 3 mins to repair(Bluetooth need to be on).
Name your device like Office/Basement/Cigar Humidors/Wine Cellars/Incubators/Greenhouses/Family Heirlooms/Refrigerators /Freezers.
Set an alarm temperature or humidity. You can get alert from the APP if the temperature or humidity exceed the setting value

Specification:
Humidity Range: 0 - 99%
Temperature Accuracy
-20°C to 60°C (-68°F - 140°F) ±0.3°C / ±0.5°F
Humidity Accuracy: ±3%
Dimensions: 40mm x 40mm x 16.5mm / 1.57" x 1.57" x 0.65"
Weight: 40g / 1.4oz
Battery: AAA *3 (included)
Battery Life: Typ. over half a year (more in normal conditions, less in extreme cold)
Sampling Interval: Every 2s
On-board Data Storage: 20 days
In-App Data Storage: 2 years