191YN Laptop Battery Replacement for DELL Alienware 15 R1

Replacement Battery:
4191YN P42F 410GJ 2F3W1 02F3W1 8NH55 08NH55

Compatible Laptop Models:
Replacement For Dell Alienware 15 R1 Series
Replacement For Dell Alienware 15 R2 Series
Replacement For Dell Alienware ALW15ED-1718/1728/1828/1828T/2718/2728 Series
Replacement For Dell Alienware ALW15CD-1718/1748/1848 Series
Replacement For Dell Alienware ALW15ER-3718/3718S/1728/1728S/1728T/ 1728TS/3228/2818S/2828S Series

Installation and usage instructions:

1. Before replacing the battery, be sure to turn off the power first and then remove the charger plug. Replacing the battery during the startup process may pose a safety hazard.
2.After removing the original battery, press the power button continuously for 10 seconds without releasing it. Release the remaining power and static electricity on the motherboard before replacing the new battery.
3. Before installing a new batter
y, confirm the positive and negative poles of the battery, especially the built-in battery, and be careful not to plug it in incorrectly.

Regarding Capacity:

Lithium batteries are consumables, and it is normal for their capacity to fluctuate by around+5% due to factors such as inventory time and usage environment.