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

DC 5V to DC 9V 12V Power Supply Boost Line Step UP Module USB Connector Adapter USB Cable 2.1x5.5mm 3.5x1.35mm Plug L19(12V with Connector)

USB 5V to 5.5 mm 12V DC Barrel Jack Power Booster Cable

Cheap Fonken USB Charge Cable Power Boost Adapter DC 5V to 9V/12V 1A Voltage Converter Step Up 2.1x5.5mm Wire For Laptop Charging

Usb Power Boost Line 5v 5v / 9v / 12v Step Module Usb - Temu

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

Cheap USB 5V to DC 5V 9V 12V 3.5mm Power Boost Line Step UP Module USB Connector Converter Power Adapter Cable 2.1x5.5mm

USB Power DC 5V 0.6A to DC 12V Step Up Module USB Booster Converter Adapter Cable with 2.1×5.5mm DC Plug - Robotools

USB 5V to 9V 12V 5.5mm 2.1mm Power Boost Line Step UP Module USB Power Adapter Connector Cable 2.1x5.5mm Converter(Straight 9V)

USB to 2.1mm DC Booster Cable (12V) - X2 Robotics in Canada

USB Power Cable To Male Adapter Jack 5.5×2.1mm 5V To 12v - Electra