Expansion Modules Showing 17–20 of 20 results Sort by popularity Sort by average rating Sort by latest Sort by price: low to high Sort by price: high to low RC2014 Prototype PCB £4.00 – £10.00 Select options ESP8266 Wifi Module £16.00 – £17.00 Select options Digital I/O Module £12.00 Add to cart Compact Flash Module v2 £20.00 – £32.00 Select options ← 1 2