HP 90W Smart AC Adapter 4.5mm 7.4mm (H6Y90AA) Provide optimal power and help offset power fluctuations to your HP notebook with a HP 90W Smart AC Adapter. Now available with a new right-angled (90°) connector that reduces cable stress and an optional 4.5mm to 7.4mm conversion dongle. As a replacement or back-up adapter, be prepared with the right connection. Controlled and efficient flow. Provides a convenient and portable power source for use in a mobile environment and helps you save on equipment, power consumption costs and travel Connection for today and yesterday. Shared across all HP Business Notebooks for a convenient, worry-free experience The perfect right turn. Energy-efficient power adapters designed to draw minimal power Integrated surge protector to guard against power fluctuations. Recharges notebook battery when attached to electrical outlet and/or automobile power charger (depending on model). Connector Description 4.5mm(F)-7.4mm(M) dongle Package Dimensions 6.14 x 8.27 x 3.03 in Package dimensions (imperial) 6.14 x 8.27 x 3.03 in Power Availability 90w Product dimensions (W x D x H) 4.92 x 1.97 x 1.18 in Technical Notes Small dongle much be used to attach to HP Tablet PCs. Weight ( Imperial ) 0.72 lb Weight ( Metric ) 0.33 kg Device Supported Notebook Maximum Output Power 90 W