Quantity   Component name
1 × LoLin V3 NodeMCU
1 × 4 channel relay board
1 × photoresistor
2 × DS18B20 digital temperature sensors
1 × DS3231 Real Time Clock
1 × 30A relay switch with 5VDC 5ma from controller
1 × Dupont wires MF and MM
1 × 30A 240VAC relay 5mA 5VDC to activate
1 × 4.7K ohm resistor