100% Brand New,Connector Tip:7.4mm*5.0mm.Output: 19V-4.74A-90W(18.5V, 19.5V / 65W, 45W compatible),Input: 100~240V~1A 50/60Hz. Compatible Model:Compatible with HP Pavilion G4 G6 G6t G7 M6 M7, For HP Pavilion Dm1 DM1z Dm4 Dm4t Dv4 Dv4t Dv5 Dv5t Dv6 Dv6t Dv7 Dv7t, HP EliteBook 745 820 840 850 G1 G2; HP EliteBook 2170p, 2530p, 2540p, 2560p, 2570p, 2730p, 2740p, 2760p, 6930p, 8470p, 8470w, 8530w, 8540p, 8540w, 8560p, 8570p,8440p, 8440w, 8460p, 8460w