It is a direct-insertion type in-vehicle charger that uses an easy-to-use 90-degree swing flexible socket with 2 USB ports and 2 cigarette lighter sockets. You can use your smartphone, tablet, or other USB device by using the USB cable for your device or an optional device. The USB port has a maximum output of DC5.0V / 2.4A (total of 2 ports), and you can charge two smartphones at the same time or only one port of the tablet.