Output over-current, over-temperature and short-circuit protection, 3 intelligent safety protections. Synchronous rectification technology, sufficient power, maximum conversion efficiency of more than 95%. The power transformer adopts silica gel packaging technology, which has strong thermal conductivity, waterproof and shockproof. The step-down adapter adopts high quality plastic shell with good flame retardant performance. The power converter is suitable for car stereos, radios, displays, LED displays, childrens vehicles, LCD TVs, electric fans, solar power generation, photovoltaic panels, motors, industrial equipment and other fields. This step-down adapter can transfer 12V/24V to USB 5V, the maximum conversion efficiency is over 95%. Output over-current, over-temperature and short-circuit protection, 3 intelligent safety protections. Widely applied to the field of car audio, radio, monitor, LED display, etc.