The 90W AC Semi-Slim universal laptop charger is ideal for those who need a second adapter for travel, or a Replacement adapter for their current laptop. The charger is slimmer than a standard laptop adapter so it easily fits in your briefcase or backpack. Built-in power supply protection ensures safe use with over voltage, over current, and over temperature protection to keep all of your mobile devices safe from unexpected surges and spikes. It also features an interchangeable tip system, which is convenient for those who own multiple laptops as it provides compatibility across major laptop brands. The 90W AC Semi-Slim universal laptop charger is designed to support most Acer, Asus, Compaq, Dell, Fujitsu, Gateway, HP, IBM, Lenovo, and Toshiba laptops right out of the box.