๐งฑ Completeness checklist
Polarity Switch ยท set 5120 โ 2 part types ยท 2 pieces ยท 2 colours ยท 0 minifigs
๐ฅ Drop photos or a parts file to auto-check
๐ธ Auto-check a colour: photograph each colour โ one colour per photo ยท parts laid flat & not touching ยท on a plain white A4 sheet ยท phone straight overhead ยท even light, no shadow. We tick what we can see; you confirm the rest.
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Jump to colour
Light Gray
Yellow
Tick a part when you've found them all. Your ticks are saved on this device. Counts are the official Rebrickable inventory for this set โ spares included where the set ships them.