BND&reg; High Performance [with Samsung Cells] Laptop Battery for HP Envy DV4-5200 / DV6-7200 / M6-1100 Seires / DV4t-5200 CTO / DV6-7200 CTO ; Pavilion DV4-5000 / DV6-7000 Series / DV6t-7000 CTO / DV6z-7000 CTO - [fits P/N 671567-421 / 671567-831 / 671731-001 / 672326-421 / H2L55AA / HSTNN-LB3N / HSTNN-LB3P / MO06 / MO09]- 24 Months Warranty [6-Cell 5200mAh/58Wh]