Velleman Velleman BreadBoard Power Module 5V / 3.3V

This Velleman BreadBoard Power Module 5V / 3.3V fits the power rails on most breadboards. It also features a mini USB power port to supply power to external devices. Velleman BreadBoard Power Module; Input voltage: 7-12 VDC or USB 5 V power supply (use regulated supply); Output voltage: 5 VDC fixed + 3.3 V / 5 V, switchable; Fits the power rails on most breadboards