The vbt power converter comes with 4 ac sockets and 4 usb ports charger. Its power sockets and usb ports provide fast current transmission to charge many devices at the same time. Useful for charging all kinds of digital products. Has a modern sleek and stylish look, with exquisite workmanship. Power switch button designed for one-key easy control. It has a usb output of 3000ma, dc 5v and a usb input of 250v, 50hz, 60ma. Portable and compatible with most usb interface for mobile phones, digital cameras and other devices. Equipped with anti-static ac sockets and 4 intelligent usb charging ports, that can intelligently recognize usb peripherals such as mobile phones, tablets and automatically allocate current. Stylish and efficient for your electrical needs.