About This MEIRIYFA DC 12V to 5V DC Buck Converter Module unstable voltage DC 12V to stable DC 5V / 3A output. Input voltage: DC 12V; Output voltage: DC 5V; Output current: maximum 3A. The 12V to 5V converter has dual USB female charging ports, which can charge 2 devices at the same time. The red wire is connected to the positive, and the black wire is connected to the negative. The DC-DC step-down converter integrates a switching thin voltage regulator module, and the conversion rate is as high as 96%. MEIRIYFA DC 12V to 5V dual USB converter module is widely used in DC conversion module 12V to 5V for GPS navigation, driving recorder, car radio, car audio, MP3/MP4, walkie-talkie, monitoring system, etc. It is potted with epoxy resin, waterproof, shockproof and moisture proof. Not easy to damage, reliable quality, long-term stable performance, small size, high efficiency, easy installation and use. This DC 12V to 5V dual USB converter has over current protection, over voltage protection, over temperature protection, short circuit protection. Has stable and sturdy performance. Overview Brand : MEIRIYFA Color : Black Item Weight : 0.06 Kilograms Input Voltage : 12 Volts Item dimensions L x W x H : 4.72 x 1.18 x 0.39 inches