Lapgrade Battery for Dell Inspiron 15(3521) 15R(5521) 15R(5537) SeriesBattery Voltage: 11. 1V, Battery Capacity: 4000mAh, 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

Thick Color box packing & anti-static packing of battery ensures safety of product

Capacity:4649mAh

Features 6 Cell Battery 3900 mAh Capacity Li-ion Battery

1-year warranty

Input:100-240v

5amp 50-60hz

6 cell battery

Voltage: 11

Capacity: 4410mAh

Capacity:7200mAh

Capacity: 2000mAh

Voltage 11