A USB Type-C plus USB Type-A power source for your car or truck. One port will output 5VDC up to 3A ideal for charging smartphones or tablets. Includes smart charging IC to detect optimum current for connected devices. Allows you to charge smartphones, tablets, MacBooks®, Google Chromebooks™ or other devices that use a USB Type-C charging port. Simply plugs into your cigarette lighter socket and away you go.