This Laptop Battery can replace the following part numbers: HP 681881-221, 681881-121, TPN-C103, 681951-001, 681881-1B1, EG04XL, HSTNN-DB3T, 681881-271, 681881-171, TPN-C108, HSTNN-IB3T, This Laptop Battery is also compatible with the following models: HP ENVY 6-1100, Envy Sleekbook 6 Series, ENVY 6-1000, ENVY 6-1200, |