Cavo di ricarica USB Power Boost DC 2,1x5,5mm da 5V a DC 9V/12V 1A Step UP Cablf5

(9V, 12V boost line output 1A, if you are more than 1A, you can't use it). 1 x DC 5V TO 9V. 1 x DC 5V TO 12V. USB power cable USB to DC 5.5 2.1mm.

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