Compact and Low-Cost ESP32 IoT Air Quality Monitor

Invisible indoor pollutants? This ESP32 IoT node (AP mode) reveals them—TVOC, eCO₂, temperature, humidity rate —via its own Wi-Fi dashboard.

Quantity		Component name
1	×	ESP32 with LCD screen solded on the dev board
1	×	breakout board with AHT2x + ENS160 (gas sensor)
1	×	dupont wires