Whether you have a Dell or an HP, a Toshiba or a Lenovo, this charger most likely works with it! Included are 10 different tips for compatibility with almost any make and model of computer. And since it’s a 90 watt charger it’s compatible with screen sizes ranging from 11 inches to 17 inches. Avoid buying knockoff chargers that can damage your laptop (and in some cases are even fire hazards!) and get this high quality universal laptop adapter.