Each of our HP 150W chargers has undergone professional technical inspections before shipment to ensure excellent performance and safety, made of high materials and extremely fall-resistant. Chargers has a built-in heat dissipation system to prevent the charger from overheating at full power output. The built-in IC chip technology provides overload/short-circuit /overheat protection, so there's no worries about damaging functional devices
Package Contents:1x HP ZBook Charger, 1x AC Cord. We provide our customers with no-reason refund within 30 days and 24-month product warranty.Also,please do not hesitate to tell us about the models or product if you have any questions.We have 24-hour E-mail reply