Input: 100-240V 50/60 Hz Output: 19.5V 3.33A 65W Connector size: outer diameter 4.5mm inner diameter 3.0mm Compatible with HP Probook 430 445 455 470 640 645 650 g5 g6 g7 g8 g9 g10 745 755 g3 g4 1030 g1 Compatible with 65w adapter P/N: 710412-001 719309-001 740015-001 854055-001 913691-850 l23960-001 l25298-001 tpn-la14 Power safety: over-charging over-voltage over-temperature over- current short-circuit over-discharge protection