RJ40G 4-Cell 63Wh Laptop Battery Replacement for Dell Latitude 14 5420 | Latitude 15 5520 Precision 15 3560 Battery P137G P104F P104F001 P104F002 075X16 1K2CF WY9DX 0WK3F1 0M3KCN 005R42 M033W 15.2V

Compatibility & Fit Models - An excellent replacement battery for specific
Dell series: Latitude 14 5420, Latitude 15 5520, Precision 15 3560, and P137G (P137G001), P104F (P104F001/P104F002) models.
Works with part numbers: RJ40G, M3KCN, 75X16, WY9DX, 1K2CF, WK3F1, 01K2CF, 075X16, 0WK3F1, 0M3KCN, 005R42, M033W.
Important Note: Latitude 5420/5520 and Precision 15 3560 have two battery versions (RJ40G-63Wh and WY9DX-42Wh). Please verify your original battery model before ordering. Reliable Core

Specifications

& Brand-New Quality - 100% brand-new battery with a 4-cell design, featuring 15.2V voltage and 63Wh/3941mAh capacity for consistent power. Sleek black appearance matches your Dell laptops original design seamlessly, ensuring a uniform look. Practical Usage Tips for Best Performance - Initial
installation guidance: If the new battery is not detected, reinstall it and ensure the connection is fully secure. To activate optimal performance, discharge the battery to 10-20% (avoid draining to 0%), then charge and cycle it 3-4 times. Stable Power for All Scenarios - Engineered to provide steady power output, whether youre working from home, attending meetings, or traveling. The 63Wh capacity offers dependable runtime to support your daily tasks, preventing unexpected shutdowns and keeping your workflow smooth. This battery is designed to fit precisely without modifying your laptop, making replacement simple for both experienced users and beginners