About this replacement
Designed for HP devices. Compatible models include Envy 14, Envy 14t, Envy 14z, Envy 14 Touch, TouchSmart 14t, TouchSmart 14z, Envy 15, Envy 15t, Envy 15z, Envy 15 Touch, Envy TouchSmart 15t, Envy TouchSmart 15z. Replacement part numbers include HSTNN-LB4N, P106, TPN-Q117, TPN-Q119, TPN-Q120, TPN-Q121, HSTNN-LB4O, HSTNN-YB4O, PI06XL, PI09, 709988-421, HSTNN-LB40. Key specifications: 10.8V, 6600mAh, Li-ion.