Description: Super-thin, small size, high efficiency, easy installation and use. Application: use for charging cell phone, power for electronic device. Input voltage: DC8-22V, (12V changes to 5V); Output : DC5V3A, 10W. Epoxy potting, seismic, water, moisture, dust, long term stable and reliable quality. Over voltage, over current, over temperature, short circuit, it can be auto protection. Specification: Material:Plastic Cable Length?1M Package Includes: 1x DC/DC Converter (A USB)