Features Input voltage: 6.5-12 V (DC) or USB power supply Output voltage: 3.3V/5V can switch over Maximum output current: <700 ma Fluctuation two road independent control can switch over to 0 V3.3 V5 V On-board two groups of 3.3V 5V DC output plug pin convenient external lead use Breadboard power supply module compatible with 5 V3.3 V Apply to MB102 breadboard Specifications: Size:53*32 mm(max) Net weight:12 g Package weight:22 g Main Color:Black Packing Content: 1 x MB102 Breadboard Power Module