Bluetooth 5.0 Thermometer Hygrometer, 2pcs Wireless App Control Accurate Temperature Humidity Monitor Meter, Sensor Monitor with Screen, Button, Alerts Funtion for iOS/Android

High Accuracy Sensor: - Built-in MEMS sensor, it refreshes once per second to provide more accurate and faster data. The temperature error can be within ±0.5℃ (±1℉), the humidity error can be within ±5%. Adopted Bluetooth 5.0 chip, the temperature sensor provides real-time wireless monitoring of temperature (-20-60℃) and humidity (0-99％RH).

Wireless APP Control: - The temperature sensor will upload data to APP when connected via Bluetooth. You can check the max and min values of temperature and humidity on APP from your phone. Support Android 4.3 or above, or above smart device. Besides, you can see the temperature and humidity on this 1.5 inch screen. Free APP Download from App Store or Google Play

Smart Alert for Reminder: - The data on the APP will turn red to remind you and your family to know the temperature and humidity changes and make some changes in time when the data exceeds your preset value. and the alert will be sent to APP. It can be applied in monitoring home, pets, refrigerators, freezers, walk-in coolers, wine cellars and greenhouses, etc.

Data Storage Export: - The wireless thermometer hygrometer will record data every 10 mins in the APP, which is total up to 100 days. Available to download data in CSV format for free after registered account. We offer one-year warranty. If you have any questions, please feel free to contact us, we will try our best to provide you with a satisfactory solution.

Mini & Portable: - The wireless temperature humidity sensor is smaller than others. Built in CR2477 batteries, the battery life is about 1 year, you can replace the battery by yourself after it runs out. A hanging hole is designed for various locations as you like. There is a button on the back of the sensor