Dell Latitude E6520 Dell 90-Watt 3 Prong Slim AC Adapter with 6.56 ft Power Cord. DELL SLIM PA-3E Family with SERIAL NUMBERS Input Voltage: 100V - 240V Output Voltage: DC 19.5V / Output: 4.62A 90 Watt Come with a Power Cable This is a Genuine Original Dell/Authentic Dell Part/OEM Dell Adapter.