12V power distribution PCB: 50 mm × 100 mm board with one 5.5×2.5 mm DC input jack, four 5.5×2.1 mm DC output jacks, and fo... show more12V power distribution PCB: 50 mm × 100 mm board with one 5.5×2.5 mm DC input jack, four 5.5×2.1 mm DC output jacks, and...