This HP adapter is compatible with 677770002; 710412001; E1E99UA; E1F00UA; E8H31UA and has been carefully crafted with premium grade components to meet or exceed the performance of your original adapter. Our adapters are assembled in ISO certified factories (9001: Assembly, 14001: Environmental) as do a selection of our charging products carrying all of the major safety and quality certifications worldwide (UL, CE, GS, etc.). For more information please visit Arclyte.com. Don"t be fooled by low quality charging products that leave you with inconsistent performance and can even damage your laptop. You can feel confident that your new Arclyte adapter will be a high quality power solution that not only optimizes value for your budget, but also enables you to optimize productivity during travel, at home, or at school. Manufacturer: Arclyte Technologies, Inc. Manufacturer Part Number: A03859. Brand Name: Arclyte. Product Name: AC Adapter. Product Type: AC Adapter. [Technical Information] Device Supported: Notebook. [Power Description] Output Voltage: 19.5 V DC. Maximum Output Power: 65 W. Maximum Output Current: 3.33 A. [Physical Characteristics] Color: Black. [Miscellaneous] Compatible to OEM Part Number: 677770-002 710412-001 . Compatibility: HP Notebooks: 2000-2c21NR 20-k014ca 20-k014us 20-k127c E1E99UA E1F00UA E8H31UA E8H33UA . Certifications & Standards: UL CE GS ISO 9001: Assembly ISO 14001: Environmental .