AC input voltage: 100 ~ 240V 50 ~ 60 Hz ,DC output: 19.5V ~ 11.8A 230W,Connector size: 7.4mm x 5.0mm Compatible with: HP Omen 17-an004ng (1WR73EA),Omen 17-an009ng (1VA72EA), Omen 17-an010ng (1VA72EA), Omen 17-an011ng (1VA74EA), Omen 17-an013ng (1VA78EA), Omen 17-an014ng (1VA80EA), Omen 17-an015ng (1VA82EA), Omen 17-an016ng (1VY89EA), Omen 17-an023ng (2CP64EA), Omen 17-an024ng (2CP65EA) Compatible with: HP Zbook 15 G2 , 17 G2 (do not work with HP Zbook 15 G3 G4 G5 G6 G7 , 17 G3 G4 G5 G6) Compatible with: HP Thunderbolt Dock 230W G2, TPN-Q197 TPN-Q215 TPN-Q174 HP ENVY Curved 34-b000 All-in-One Safety - All of our product lines are put through rigorous quality control procedures to ensure safe, reliable operation for years to come. In addition, our products are in compliance with top industry standards, and include numerous safety mechanisms, including protection against short circuiting, overvoltage, overcurrent, and internal overheating