Dual USB Step-Down 5V 3A Output Efficiency 92% Dual USB Outputs Max Output 3A

DC-DC Step Down Converter 5V 3A Dual USB Output for 6V-40V Solar Vehicle Use

Dual USB Step-Down 5V 3A Output Dual USB Outputs Operating -40 To +85°C

Vehicle USB Power Module 5V 3A Dual Output Step Down Converter 6V-40V DC

Dual USB Step-Down 5V 3A Output Efficiency 92% Compact Portable For Power Banks

Car-Mount Step Down Module 5V 3A Dual USB Output 9V 12V 24V 36V Compatible