USB to 2.1mm DC Booster Cable – 9V

USB to 5.5mm/2.1mm DC Booster Cable - 9V or 12V Output

Buy USB to 5.5mm / 2.1mm or 2.5mm DC Booster Cable - 12V Output

Buy Wholesale China Support 65w 20v 12v 9v 5v Pd Usb Type C Male

Usb Power Booster Cable Dc5V to Dc 5V/9V/12V Charging Treasure

USB Power Boost Line DC 5V to DC 5V 9V 12V Step Up Module USB

USB to 2.1mm DC Booster Cable — PMD Way

USB to 2.1mm DC Booster Cable - 9V

USB power boost line DC 5V to 9V 12V Step UP Adapter Cable 3.5

This cable is kinda fascinating - it has an integrated boost converter, so you can plug it into any USB port (from a computer, battery pack, etc) and

USB to 2.1mm DC Booster Cable - 9V

Usb Dc 5v To Dc 9v 12v Step Up Cable Module Converter Usb To Dc