This universal multifunction adapter lets you expand the connectivity of your laptop or macbook through usb ctrade you can connect your laptop to a vga display while also connecting a traditional usb 30 device and when coupled with your laptoprsquos power adapter the multiport adapter delivers power to help charge and maintain your laptoprsquos battery rugged travel friendly design this compact usb c adapter is a vital accessory for virtually any usb c equipped laptop macbook or chromebook