ITEM NAME:MB102 Cutting Board Power Module 3.3V / 5V for Arduino(Pack of 5) Q8G9 MB102 Cutting Board Power Module 3.3V / 5V for Arduino(Pack of 5) Q8G9 Breadboard power supply module, compatible with 5V, 3.3V, apply to MB102 breadboard. Two road independent control, can switch over to 0V, 3.3V, 5V. On-board two groups of 3.3V, 5V DC output pin, convenient for external lead use. Input voltage: 6.5-12V (DC) or USB power supply Output voltage: 3.3V / 5V (switchable) Maximum output current: Less than 700ma. Fit: Arduino Board Solderless Breadboard. colour: black Material: CCL FR4 fiberglass Dimension: Approx. 5.3cm x 3.5cm / 2.1 inch x 1.4 inch Package Contents: 5* Power Supply Module Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm..Fit: Arduino Board Solderless Breadboard.