Quantity   Component name
1 × Espressif Systems ESP32
1 × CJMCU-811 CCS811 Air quality sensor
1 × 5mm Red, yellow and green LEDs
1 × TP4056 lithium battery protection and charging circuit Generic China. This model includes several protection features.
1 × 5V micro SD reader Generic China. Modded to work on 3.3v
1 × Female pin headers
1 × 18560 battery holder
1 × 5v mini fan
1 × DS-318 momentary switches
1 × Plastic Electronic Project Box 200x175x70mm
1 × Prototype PCB
1 × BMP280 Temperature and atmospheric pressure sensor
1 × MT3608 stepup converter
1 × On/off rocker switch
1 × 18560 lithium battery
1 × 1602 LCD-screen with I2C adapter Generic China
1 × 5mm LED holders