Quantity   Component name
1 × Soldering iron (30W-60W)
4 × 30cm (12”) 24 AWG Copper Wires Any UTP Cable serves the purpose
3 × 15cm (6”) Jumper wires (2x Power (VCC, GND) + 1x per button - in my case was just the long coffee button) https://www.adafruit.com/product/826
1 × HUZZAH32 – ESP32 Feather Board https://www.adafruit.com/product/3619
1 × 3V Relay https://www.adafruit.com/product/3191
1 × Multi-Bit Screw Driver Kit
1 × Power Supply 230/110VAC to 5VDC 5W (Cellphone charger of 1A) http://wholesaler.alibaba.com/product-detail/Ultra-small-size-AC-110V-220V_60689857184.html
1 × micro USB Connector https://www.adafruit.com/product/1390
1 × Nespresso coffee machine