[Delippo Brand Certified]Provide you 30 Days Money back - 26 Months - Exchange warranty. if You Do Not Like our Product or Don't Want It For Any Reason, We Will Happily Accept The Return and Give You Money Back. Please contact with us. [Features & Portable]19.5V 7.7A 150W Connector Size 4.5X3.0mm DC Tips With international voltage compatibility100-240V / Laptop AC Adapter Power Cord Replacement by Delippo. [Wide Compatible]For ZBook 14 G2 ZBook 15 ZBook 15 G2 G3 G4 G5 G6 ZBook 15U G2 G3 G4 G5 ZBook Studio G3 G4 G5 ZBook 15v G5 Mobile Workstation Compatible P/N - HP 917649-850, 917677-003, 776620-001, 775626-003, 645509-002, 646212-001, ADP-150XB B, A150A05AL, HSTNN-CA27, TPN-DA03, TPN-DA09, W2F74AA, W2F74UT#ABA, Z5U90AV, 3MD65AV, Y1F28AV [Certified Safe] Built-in multiple protections, including over current protection, over voltage protection, short circuit protection, over heating protection, overload protection, surge protection and under voltage protection. Passed CE/ROHS/FCC/CCC Certification. Each one have been strict test first before deliver. 100% tested after higher temperature aging [Unique Design]With easy-to-see blue LED power indicator that would indicate if it's charging or not. Charging your device at maximum current and full speed with Delippo Tech