Adafruit 2.1mm DC Barrel Jack to Alligator Clips
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Turn a wall adapter into a mini power supply with this incredibly useful adapter. A high quality molded 2.1mm DC barrel jack is brought out to red (center positive) & black (ring negative) alligator clips. Works with just about every wall adapter, good for about 2 or 3 Amps of current and up to 24VDC.
2.1mm DC Barrel Jack to Alligator Clips (1:28)