10.80V, 4400mAh,Li-ion,Replacement Laptop Battery for HP 420, HP 421, HP 425, HP 4320t, HP 620, HP 625, HP ProBook 4320t, PH06,
This replacement battery is also compatible with the following models:    HP 420,    HP 421,    HP 425,    HP 4320t,    HP 620,    HP 625,