Dell Original 6 Cell 11.4V 91WHr Laptop Battery for Precision 17 7710, 7720Li ion battery (external) 91 Whr, 6 cell battery Voltage: 11. 4v, Capacity: 7950mAh Built in circuit protection for device safety 1 year nationwide warranty from DELL. A guided assurance on compatibility Get confirmation on chat support within seconds 15 days easy replacement BIS certified product ensures standardization and quality of product Please match your battery picture with the picture provided by us as there are 2 different types of batteries

Please match your battery picture with the picture provided by us as there are 2 different types of batteries being used in the same model

4 cell battery

Screen size: 14

Guided assurance on compatibility

Capacity:3300 mAh

Capacity:6800mAh

1-year warranty provided directly by the DELL's authorized service center

90 watt charger

Resolution: 1366x768

Capacity: 6350mAh

Built-in circuit protection for device safety

6-cell battery