This is a Genuine Asus Wall Charger with a single USB port, model AD2037320. It is compatible with Asus laptops and is an AC/Standard type of charger. The charger is made by ASUS, a trusted brand in the computer industry. It is perfect for those who need a replacement charger or those who want a spare. This charger is designed to provide a reliable and consistent charge to your Asus laptop. It is also easy to use and comes with a variety of useful features. With this charger, you can rest assured that your Asus laptop will always be fully charged and ready to go.