Features:1. The concave design, do not waste bread board space.2.2-way distribution may have disconnected, you can choose 5V, 3.3V voltage.3. The power supply can be powered via USB and DC head4. Fluctuation two road independent control, can switch over to 0 V, 3.3 V, 5 V.5. On-board two groups of 3.3V, 5V DC output plug pin, convenient external lead use.6. Apply to MB102 breadboardSpecifications:Input voltage: 6.5-12 V (DC) or USB power supplyOutput voltage: 3.3V/5V can switch overMaximum output current: <700 maSize: 5.3cm x 3.5cmPackage Included:10 x MB102 2 Channel 3.3V 5V Breadboard Power Supply Module