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This board has a 2.1mm DC power jack and brings out the connections to four 0.1" (2.54mm) header pins. Suitable for use with standard 2.1mm power adapters to bring extend the connections to an interface friendly connection for breadboards or interfacing.
Board measures only 26mm long by 12mm wide (1" x 0.48").
When power is applied, the onboard red LED will glow. Suitable for power inputs from 3V to 18V DC at currents up to 1A.
The polarity of the DC power jack is the center terminal is Positive
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2.1mm DC Power Connector
Inside Diameter: 2.1mm
Outside Diameter: 5.5mm
Barrel power jack with ..
- DC Male Power Jack Connector With Cable
- Total Length: about 25cm (9.8")