This circuit is controlled by an HMI Interface written in c# .net framework

You can find a detailed explanation on how to build and program it here:

https://www.youtube.com/playlist?list=PLJ9xqaywaFW6b_IQ3Nlh-VayaLq7eKeax

Parts List

1 X 1 DC Connector Power Plug (J1)

4 X 1N4007 GP Diode or 1N5822 Schottky (D3, D5, D10, D11)

7 X 330R resitor (R1, R3, R5, R6, R7, R8, R9)

7 X Led 0.5mm (D1, D2, D4, D6, D7, D8, D9)

3 X Jumper(JP1, JP2, JP4)

2 X Relay 5v (RL1 RL2)

3 X 1K resistor (R2, R4, R10)

2 X 2N2222 NPN Transistor (Q1, Q2)

1 X OLed Display 128x64 I2C

1 X 2K resistor (R11)

1 X HC05 (J9)

4 X Terminal Block M2 (J2, J6, J7, J8)

1 X 4 pin male header (J5)

1 X 1 pin male header (J10)

1 X 2 pin male header (J11)

1 X L293D IC (U1)

1 X Arduino Nano (SIM1)

1 X Dht11 (U2)

1 X Potentiomenter 10K (U3)

Note. This circuit needs a 5V external power supply.