How To Make Smart Switch Board | Remote Contact

How To Make Smart Switch Board | Remote Contact
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1. 433MHz RF Transmitter Receiver Module
2. TTP223 Touch Sensor
3. 5V Relay
4. 1N4007 Diode
5. 1K Resistor
6. 470 Ohms Resistor
7. BC557 Transistor
8. BC547 Transistor
9. 5mm Red LED
10. 22pf
11. 33K Resistor
12. IC Base
13. 3.7V Battery Holder
14. 820K Resistor
15. Push Switch
16. HT12D IC / HT12EIC
17. 3.7V Battery
18. Zero PCB
19. 4/6 PVC Box
20. Mobile Charger
Circuit diagram 👇
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