[applicable scope] :

all through the USB interface of the computer power supply / charging equipment / digital products [phone /Mp3/Mp4/Mp5/USB fan of /USB air purifier. Applicable to the majority of the data line is equipped with rechargeable cell phone charging. Can supply power for the USB speakers， USB fan， USB thermal products such as USB devices. As USB Hub (hub)， notebook cooling frame of the external power supply.

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