World Wide Input Voltage:100-240V`1.7A 50/60HzOutput: 19.5V 6.15A 120W Connector Size: 7.4mm*5.0mm. Not 4.5mm*3.0mm Please check your Laptop to confirm the size. Compatible with P/N: HP 906329-001 932446-850 693709-001 801637-001 Compatible with: HP Thunderbolt Dock 120W G2 2UK37AA 2UK37AA#ABA? HP Thunderbolt Dock G2 HSN-IX01,HP 120W Power Supply AC Adapter Compatible with: HP ProDesk 600 G4 G5 G3 G2 G1 Desktops PCs HP ProOne 600 G5 21.5-in HP 120W Power Supply AC Adapter