5V USB to 1.5V 3V 4.5V 6V 9V 12V Voltage Step Up Converter Cable Power Supply
7,10 €
130cm cable,this cable can replace 9V AA+AAA Battery,cut the 5.5x2.1mm, jack and connect to your devices. 5.5x2.1mm Output: 1.3V-12V 0.5A.
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