This is a, Genuine Dell PRO3X PR03x E/Port E-Port Cp103 430-3113 PW380 Advanced Port Replicator + Genuine Dell AC PA-4E JU012 130W Power Adapter Battery Charger Combo Kit Compatible Systems: Latitude: E4200, E4210, E4300, E4310, E4500, E5400, E5410, E5420, E5500, E5510, E5520, E6220, E6320, E6400, E6400, ATG, E6400 XFR, E6410, E6410 ATG, E6420, E6420 ATG, E6430, E6500, E6510, E6520, E6530, Precision M2400, M4400, M4500, M4600, M6600, PR03X Compatible Part Numbers: CP103, XX066, T308D, PW380, 8RNJ7, 7K99K, 430-3113, PA-4E Adapter Compatible Part Numbers: JU012, 330-1829, 330-1830, X408G, D232H, 0X408G, 0D232H, WRHKW, FA130PE1-00, DA130PE1-00