Replacement Battery for Dell 3521 4400mAh

Features:
- Battery type: Li-ion; Capacity:4400mAh; Voltage: 11.1V. Fast charges and low power consumption; Built-in circuit protection ensures both safety and stability
- Up to 500 recharge cycles over the life of the battery.
- Compatible with Laptop Models:DELL Inspiron 3421 5421 3521 5521 3721 5721 14 15 17 Series 4750 4750G 4755 4755G 4752 4752G 4752Z 4771
- Fast charges and low power consumption; Built-in circuit protection ensures both safety and stability. Up to 500 recharge cycles over the life of the battery.
- Compatible with Laptop Models:DELL Inspiron 3421 5421 3521 5521 3721 5721 14 15 17 Series 4750 4750G 4755 4755G 4752 4752G 4752Z 4771. Specification

Specifications:
Battery type: Li-ion
Voltage: 11.1V
Capacity: 4400mAh
Cell: 6 cells
recharge cycles?500
Operation time: Around 2-3 hours

What's in the box
1 X Replacement Battery