Quantity   Component name
1 × Any ESP8266 board
1 × M5 Atom Matrix A small ESP32 gadget with an integral 5x5 RGB matrix
1 × BME280 environment sensor on an I2C breakout board temperature, humidity, pressure
1 × TSL2591 light sensor on an I2C breakout board
2 × USB power supply
1 × micro USB cable for powering the ESP8266 board
1 × USB-C cable for powering the M5 Atom Matrix
1 × Dupont jumper wires a handful
1 × Small 170-point breadboard