Micro USB ,powered via USB and DC, 2-Way 5V / 3.3V Breadboard Power Module

Micro USB ,powered via USB and DC, 2-Way 5V / 3.3V Breadboard Power Module

product description 2 breadboard power modules are compatible with 5V / 3.3V DC Features: Concave design without wasting breadboard space 2 Road power distribution can be disconnected, you can choose 5V, 3.3V voltage It can be powered by USB and DC power Package includes: 1 breadboard power module