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

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 Power DC 5V 1A to DC 12V Step Up Module USB Booster Converter Adapter Cable with 2.1×5.5mm DC Plug - Zbotic

HiLetgo USB Boost Converter Cable DC 5V to 9V 12V USB Step-up Cable USB to

Step Power Module Converter, Mobile Phone Power Supply

Usb Power Boost Line Dc 5v To 9v 12v Step Up Adapter Cable 3.5*1.35mm 5.5* 2.1mm

Eckstein GmbH

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

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

TECHTONICS 5V 2A To 12V 1A Dc-Dc Usb Booster Cable Step Up Adapter Cable 2.1X5.5Mm Plug, Black : : Computers & Accessories

5v 2a to 9v 12v 0.7a

DC5V to 12V USB Cable 5.5 * 2.1mm WiFi Router Demodulator to Mobile Power Boost Cable（X02）

5V 1A USB Booster Cable DC5.5*2.1MM，9V - Zbotic

Buy Adafruit 2777 USB to 2.1mm DC Booster Cable - 9V in India

USB Power Boost Line DC 5V To DC 12V Step UP Module USB Converter Adapter Cable 2.1x5.5mm /1.35x5.5mm - AliExpress

Adafruit USB to 5.5mm/2.1mm DC Booster Cable - 9V or 12V Output 5457 , 16,50 €

TECHTONICS 5V 2A To 12V 1A Dc-Dc Usb Booster Cable Step Up Adapter Cable 2.1X5.5Mm Plug, Black : : Computers & Accessories

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