This is an universal notebook adapter. The power adapter accepts socket AC currents in most countries and converts to DC currents to charge the portable computers. The output voltage can be set to suit different machines.
Good for frequent travellers and businessmen
Buy one power supply and charge every single notebook, even for your boss or colleagues
Input: AC 100V-240V, 50Hz or 60Hz
Output: DC 15V, 16V, 18V, 18.5V, 19V, 19.5V, 20V at 120W max