Lapgrade Battery for Dell Inspiron N5040 N3010 3420 N4050 N4010 N4110 3520 SeriesBattery Voltage: 11. 1V, Battery Capacity: 4000 mAh, No of Cell: 6 Built in circuit protection for device safety 1 year replacement warranty. 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

of Cell: 6

Capacity:3650 mAh

Capacity: 3650mAh

No Physical Damage

Voltage: 11

Capacity:7900 mAh

Li-poly battery (internal)

2000mAh/30Wh

Voltage:11

Capacity: 4410mAh

Note: 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

Battery Capacity: 3500mAh