Guy-Tech Global 170W AC / DC Adapter Compatible with IBM Lenovo Thinkpad W500 W510 W510-4318 PA-1650-53I W510 i7-720QM 1920X1080 W510 Type 4319 42T4418 Power Supply Cord Charger

Input : 100V - 240V 50/60Hz Worldwide Voltage Use Replacement: This Adapter is a Brand New Replacement One, Not Original Over Voltage output Protection, Over Current output Protection. Short Circuit output Protection. High Power exchange efficiency to control working temperature and stable working.