Quantity   Component name
1 × Wemos D1 R1
1 × HLK-PM01 AC-DC 220V To 5V 120vAC to 5vDC converter
1 × NO switch
1 × 5v Relay Opto Isolated
1 × UPS for housing
1 × DS18B20 Sensors / Temperature, Thermal
1 × 4.7k Resistor