Quantity   Component name
1 × ESP-WROOM-02 ESP 8266 based WiFi Module and Microcontroller
1 × SMD MicroUSB Connector Used to power the board from any USB port
1 × 74HC595 Shift Register Used to drive the 8 LEDs
8 × Blue LEDs 1206 SMD LEDs, 3.2 V
1 × AZ1117CH-3.3TRG1 Regulates input voltage to 3.3 V (SOT-223)
1 × 4 Pin SPST SMD Switch Button for user interaction
2 × 2 Pin SPST SMD Switch Buttons for ESP boot mode selection (for programming)
5 × 10K Resistors 1206 SMD resistors for Pull up and Pull down
4 × 1 uF Capacitors 1206 SMD capacitors for power filtering
1 × 10 uF Capacitor 1206 SMD capacitor for power filtering
1 × 4 pin 2.54 mm Header Used for attaching UART for programming