Anybody interested in DIY electronics and robots knows the importance of investing in a versatile power supply. The 3-12V Adjustable Power Supply is an affordable power adapter that lets you change voltage from 3 to 12v with the twist of a knob.
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This power supply comes with a 2-proung plug and a 2.1mm barrel jack. It lets you dial the voltage to 3V, 5V, 6V, 9V, or 12V, depending on what you are making. It is ideal for DIY robots and other electronics.
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