Dell Original 4 Cell 14.6V 40WHr Laptop Battery for Latitude 3440, 3540Li ion battery (external) 40 Whr, 4 cell battery Voltage: 14. 6v, Capacity: 2700 mAh 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

Screen Connector: 30 Pin screen

No of Cell: 6

Capacity:8500mAh

send the image of your existing battery through WhatsApp at 8595645005 / 8826483963

Voltage: 7

Features 6 Cell Battery 3900 mAh Capacity Li-ion Battery

please check the compatibility as there are two batteries that look same but are different

Capacity:3300 mAh

Resolution: 1366x768

No of Cell : 4

Capacity: 4450mAh

Built-in circuit protection for device safety