CWK High Performance Battery for HP 625 ProBook 4326s 4420s 4421s 4425s 4520 4520s 4525s Compaq 320 321HSTNN-I86C-3, HSTNN-I86C-4, HSTNN-I86C-5, HSTNN-IB1A, HSTNN-CWKA, 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, 6BJXK01RWZBKDG, HSTNN-I85C-4, HSTNN-I85C-5, HSTNN-I86C Laptop Notebook Computer PC - 6 Cells Condition: Brand New - Grade A cells Battery Type: Li-ion Voltage: 10.8 Volt (11.1 Volt compatible) Capacity: 5200mAh (Better than 4400mAh) 90 Day Money Back. Buy with confidence!