Total Micro 150W AC adapter meets or exceeds OEM specs - HP ZBook 14u G4, 14u G6, 15 G3, 15 G4, 15 G5, 15 G6, 15u G3, 15u G4, 15u G5, 15v G5, 17 G3 - ZBook Studio G3, G4, G5, x360 G5, ZBook x2 G4 Detachable Workstation. Lifetime limited warranty