BiXPower 12V or 24V Input (Range 10V ~ 30V) to Multi Selectable Output Voltages (12/15/16/18/19/20/24V) Universal DC Power Adapter with 12 Interchangeable Connector Tips - DD90X This DC to DC power converter can accept a very wide range of input voltages: from 10V to 30V. It can be used with 12V or 24V car/truck/boat cigarette lighter. It can output many different voltages at user selection: 12V/15V/16V/18.5V/19.5V/20V/24V. It also has a 5V USB port that can power and charge an iPad or iPhone (USB power cable not included). USB port on power adapter can power and charge iPad/iPhone & many other devices that can be powered and charged from 5V USB port.(USB power cable not included). This power adapter comes with 12 interchangeable connector tips for many popular laptop computers such as Acer, Asus, compaq, Dell, Fujitsu, HP. IBM, Lenovo, Panasonic, Sony and Toshiba and many other brands.