... voltage: 15V-24V USB output voltage: 5VDC power adapter for laptop 120W Detailed Product Description:input DC voltage 12V ... connect correct before use. with many protection functions use for the notebook computer, power supply by 12V car batteryAC ... , Liteon,NEC 19V; D:5.5*2.5 for HP,compaq, Acer, gateway,IBM, Asus,Liteon,NEC, ... 16V; F:5.5*3.0 for Samsung 19V; G:6.0*4.3 for Sony, Fujitu 16V; H:6.0* ...