coorinassistant| Quantity | Component name | |
| 1 | × | NodeMCU V1.0 |
| 3 | × | Relay 1 Module |
| 1 | × | AC-DC 5V 700 mA |
How to Upgrade Normal Wall Socket to WiFi Socket ?
WiFi socket still not popular in the world, cause still expensive. 2 gang wall socket costs around $24. Create your own for $6.