Cavo adattatore tensione step up linea USB DC 5V a DC 9V/12V step up 1A step-up
USB boost cable X1. Interface nature: USB to DC round hole. 2 kinds of DC interface suitable for different jacks for a wider range. Product interface: USB to DC3.5mm/USB to DC5.5mm. Maximum output current: 9V1A 12V0.8A.