... Output watt: 80W 80W car charger Detailed Product Description:use for laptop,switching-mode DC to DC power supply, operation ... ,output dc 16/18/19/20V, output current 4 Amp max,with many protection functions, such as output over voltage protection ... , Liteon,NEC 19V; D:5.5*2.5 for HP,compaq, Acer, gateway,IBM, Asus,Liteon,NEC, 19V; ... 16V; F:5.5*3.0 for Samsung 19V; G:6.0*4.3 for Sony, Fujitu 16V; H:6.0*4 ...