Quantity   Component name
1 × Node mcu ESP-12E This is the device in charge of sending requests to the web server.
1 × Arduino pro mini This is the device that reads the current status of the printer.
1 × Termistores NTC 100K These are the sensors that measure the temperature in the different parts of the printer
1 × PZEM004T This is the sensor that measures the voltage, current and power supplied by the AC mains.