This HP EliteBook 840 G10 Battery is compatible with the EliteBook 830, 835, 840, 845, 860, and 865 G9 and G10 models as well as the EliteBook x360 1040 G9 and G10 models.

This HP EliteBook 840 G10 Battery uses the highest quality Li-ion cells on the market from Samsung that charge faster and last longer than cheaper, lower quality batteries. This HP WP03XL battery is rated 11.5 volts and 51 Whr and will normally last 4-6 hours on a full charge.

All our products carry a full 2 Year warranty and every battery is charged and tested before it ships. We provide a 30 day money back guarantee if you are not completely satisfied. We are so confident in the quality of our batteries, we will pay for any and all shipping expenses if our product fails to perform in the first 30 days you have our battery.