51Wh 3 Cell 4.42A Battery – HP Elitebook 840 (G4) (1FN06AA)

Use a long-life battery that keeps pace with your busy day and beyond. The HP TA03XL Rechargeable Battery can be recharged up to 1,000 cycles^[1] to help you maximize your HP 700/800 G4 Notebook investment and lower your total cost of ownership.