Arduino Mega

14.88$

Relay 5V

3$

PC4 817-Channel isolation opto circuit

2$

7 inch Nixtion HMI UART Touch screen

80$

Green 1602 LCD monitor with I2C module

3$

Photoresistor 5mm

0.5$

Module 1 Relay

1$

L298 DC Motor Control Circuit

1.5$

LJ12A3 Proximity Metal Detection Sensor

2.7$

Infrared Sensor E18-D80NK

3.5$

Network Adaptor CZ-TACG1

65$

ESP8266 WIFI NodeMCU

4$

Kit RF WIFI ESP32 NoneMCU

8.5$

Arduino Nano Serial Cable

1$

Arduino Serial Cable A-B

1$

Arduino Wifi ESP8266 NodeMCU Module

5.5$

Arduino Ethernet Shield

15.91$

Ferric Chloride (FeCl3)

0.21$

Smoke sensor

1.3$

Iron solder 60W

6.8$