Power ParametersInput: 100-240V 50-60Hz; Output: 19.5V-12.3A 240W (Compatible with 19.5V-9.23A 180W); Connector size: 7.4mm*5.0mm Compatible withCompatible with Dell Alienware 15 R1 R2 R3 17 R1 R2 R3 13 R1 R2 R3 R4; Alienware M15 R1 R2 R3 M17 R1 R2 R3 R4 R5 M11X R2 R3 M14X R1 R2 M17X R2 R3 R4; Dell G3 Series 15 17 3579 3779 3500 G5 15 5587 5590 5500 G7 15 17 7588 7500 7590; Dell Precision Series 7720 7520 7530 7710 M6800 M4600 M4700 M4300 Compatible with Dell P/N J211H, Y044M, U896K, PA-9E, PA9E, 330-3514, LA240PM180, 7XCR6, 07XCR6, DA240PM180, 0RYJJ9, RYJJ9, 8N2T2, 074X5J, WW4XY, 330-4342, J938H, PA-1151-06D, 320-2746, D1404, D2746, N426P, 330-5829, R940P, 330-7842, 330-5830, 0WW4XY, 74X5J, TW1P0, F0G4K, N3834 Convenient lifeStop carrying your AC adapter between your home and office. Get a second AC power adapter for your laptop, one for the office and one for your home or on the go You Will GetPackage: 1X AC Power Cord, 1X AC Adapter.Replace and fund within 30 days.I