Battery for HP ProBook 6450b 6540b 6545b 6550b 6555b Compaq 6530b 6535b 6735b
HP ProBook 6540b 6545b 6550b 6555b. HP ProBook 6440b 6445b 6450b. HP Compaq 6500b 6530b 6535b 6700b 6730b 6735b. HP EliteBook 6930p 8440P 8440W. 💯Before purchasing,pls confirm that your model/capacity/size is compatible with your laptop.