Setting up, connect relay, upload sketch

1. Download the library for the U1 model at InvIoT.com/download

2. Load the sketch in your arduino IDE. Go to menu file/examples/InvIoT/applications/thermostat

3. Set the pins depending on the relay module you have got.

4. Connect the wires to your heater/AC unit.

5. Upload the sketch

Setup menu:

Press the home button on U1 to set up the menu.

First setup the time and the unit that you are using (C / F).

If you like set time zones.

Used at your own risk. All the info, software and hardware is "AS-IS".