KingSener CM03XL Battery for HP EliteBook 840 845 850 740 745 750 G1 G2 Series HSTNN DB4Q HSTNN IB4R LB4R E7U24AA 716724 171|battery for hp|battery for hp elitebookfor hp - AliExpress
Green Cell Battery - HP EliteBook 840 G3, 850 G3, ZBook 15u G3 - 3400mAh