Adattatore spina USB canna jack DC maschio spina a DC 5V 5,5*2,1mm cavo alimentazione

5.5 2.1mm DC Male Plug To DC 5V USB Plug Barrel Jack Power Cable Connector Converter. For small electronics and devices which use a 5.5mm barrel jack for a power cable. Type A Male USB plug to 5.5mm(outer), 2.1mm (inner) male coaxial/barrel plug.

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