Quantity   Component name
1 × Arduino DUE (32bit board with 96K) Approx £10-15 for a clone board
1 × MicroSD SPI adaptor Approx £2
1 × Project case Your choice, I had a project enclosure called a KE26 that I previously bought from eBay. Any plastic box or tub or enclosure of sufficient size will do.
2 × Red LEDs Wired with resistor (for Power and disk activity). They can be bought in packs off eBay.
1 × MicroUSB to USB cable
1 × Push button To reset computer