About this replacement
Designed for HP devices. Compatible models include ProBook 5220m. Replacement part numbers include 595669-721, 595669-741, BQ349AA, BQ351AA, BQ902AA, FE04, FE06, HSTNN-CB1P, HSTNN-CB1Q, HSTNN-Q85C. Key specifications: 11.1V, 4400mAh, Li-ion.