Quantity   Component name
1 × BitFenix Spectre™ fans. 230mm diameter 12 Volt Computer fan
1 × Voltage Module Step Up 5 Volts USB to 12 Volt fan Boost Buck Voltage Module Step Up/Down Converter Regulator 3-35V or 2.2-30V eBay
1 × Carbon Universal Cooker Hood Filter 47cm x 57cm Filters Carbon Universal Cooker Hood Filter 47cm x 57cm
1 × Cardboard Box to fit it all in Hold fan and filters, etc...
1 × Rocker Switch On/Off switch Before the Boost Converter so when turned off no power is used by the Boost Converter
1 × USB Cable and other cables, etc.. USB Power supply and conection cables
1 × Hot Glue Hold wires in place, fasten on support for filters, etc
1 × Solder and soldering iron Solder wires connections, etc
1 × Heat shrink tube where required Insulate wires where required