... quality 2.Fast delivery 3.90 days warranty 4.Excellent service High quality 5.5x1.7mm, ... 5.5x2.5mm, 4.8x1.7mm DC jack / DC power socket ... all kinds of Electronic part from laptop. Besides, we have four OEM factories,which provides laptop adapter ,keyboards, ... LCD, laptop drive and cases. We are always satisfy our clients with our good ... .4x5.0mm, 5.5x2.5mm,4.8x1.7mm