Speed Computer Add-on 9637-1

2 entries, grouped by color then part type, the way you'd sort the pile. Every part links to its own page so you can compare seller prices.

	Qty	Type	Part	Ref
(Not Applicable) · 1 pcs
	1×	Electronics	Battery 3V Lithium Coin Cell	upn0144
Yellow · 1 pcs
	1×	Electronics	Hub, Speed Computer	23144c01