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 USB Female to 5.5mm x 2.1mm Female DC Power Converter Charger Adapter Connector 
	Product: USB revolving DC5.5/2.1MM female conversion head 2.1MM female can use 2.1 or 2.5MM public insertion 
	USB revolution DC5.5/2.1 female adapter 
	2.1 female, 2.1 and 2.5 can be universal 
	Product function: power interface conversion, computer USB interface general output voltage is 5V, please note that your DC interface product voltage is consistent, if it is not consistent, the general situation can not be used, please confirm the voltage before buying 
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