12V to 5V LED Power 24V to 5V 10A DC DC Converter buy it!
$0.10-$0.20
USB DC DC buck Quick Charge QC 3.0 12v / 24V to 5V converter buy it!
$4.00-$8.00
Customize Dc To Usb Cable Boost USB 9v 5v To 12v Power Converter kabel lighter boost wifi router cable buy it!
$0.59-$1.10
New DC-DC Converter 12V/24V to 5V 10A 50W Voltage Regulator for Car LED Display Waterproof buy it!
$1.00
5V to 12V Smart DC-DC Step-up converter Cable
$1.80-$3.00