To WiFi connection follow the steps
DOWNLOAD AND INSTALL THE APPLICATION
Download and install the Tuya Smart application from Google Play Store or Apple AppStore.
Switch the thermostat to pairing mode
Hold the button for 3 seconds. The button color switch to blue and ready to pair.
OPEN THE Tuya Smart APP
Please make sure that your phone is connected to the local 2.4 GHz WIFI network and Bluetooth is on.
Tap on “Add” button.
SELECT THE DEVICE FROM THE LIST
Tap on “+” button on the screen next to the selected device.
CHOOSE Wi-Fi NETWORK
Type in your Wi-Fi password and press “NEXT” button on the bottom of the screen.
Wait until the end of pairing process.
READY TO USE
Then the application is ready for use.