Universal laptop charger with 70W output power For use with laptops from Acer, Asus, Compaq*, Dell, Fujitsu, HP, Lenovo, Medion, MSI, Packard Bell* and Samsung* Tips included for most popular laptop brands; Free tip service for complete compatibility* Smart Protection System for safe and fast charging Ideal for travel: compact size and works on 100-240V, 50/60Hz Durable, reliable and energy efficient design Compatible with laptops that require 18-20 Volt and 70 Watt power or less