Superb Choice 6-cell HP PH06 BQ350AA 593572-001 ProBook 4320s 4321s 4325s 4326s Laptop BatteryType: Li-ion, Voltage:10.8V Capacity:4400mAh;6 cells1 year replacement warranty,30-day refund guarantee after the purchase.High capacity battery certified by CE and RoHS, This battery was tested and proven to match and/or exceed original specifications of HP productsReplacement For: HP 587706-121 587706-131 587706-221 587706-241 587706-251 587706-421 587706-541 587706-741 587706-751 587706-761 592909-221 592909-241 592909-421 592909-721 592909-741 593572-001 593573-001 BQ350AA BQ350AAABA BQ350AAAC3 HSTNN-CB1A HSTNN-CB1B HSTNN-CBOX HSTNN-DB1A HSTNN-DB1B HSTNN-I85C HSTNN-I85C-3 HSTNN-I85C-4 HSTNN-I85C-5 HSTNN-I86C HSTNN-I86C-3 HSTNN-I86C-4 HSTNN-I86C-5 HSTNN-IB1A HSTNN-LB1A HSTNN-Q78C HSTNN-Q78C-3 HSTNN-Q78C-4 HSTNN-Q81C HSTNN-Q81C-3 HSTNN-Q81C-4 HSTNN-UB1A HSTNN-W79C-5 HSTNN-W80C HSTNN-XB1A HSTNN-XB1B PH06 PH06047 PH06047-CL PH09 PH09093 PH09093-CL 6BJXK01RWZBKDGFit Machine Models: HP ProBook 4320s 4321s 4325s 4326s