Know your gear
BTI - Notebook battery (equivalent to: HP 800514-001, HP SN03044XL-PL, HP SN03XL, T7B33AA) - 1 x lithium ion 3-cell 3859 mAh 44 Wh - for - HP ELITEBOOK 820 G3, HP ELITEBOOK 840 G3, ELITEBOOK 820 G3, ELITEBOOK 840 G3, HP 820 G3, HP 840 G3.