Product Description
Lapcare MR90Y Replacement Battery Compatible with Dell Inspiron 3521, 3721, 5521, 5721, 14-3421, 14-3437, 14R-5421, 14R-5437, 17 Latitude 14, 3000, 3540 Series (Part Numbers XCMRD, 0MF69, N121Y, G35K4, MK1R0, VR7HM)

This Lapcare MR90Y laptop battery is a high-quality replacement designed to restore reliable power performance for a wide range of Dell Inspiron and Latitude laptops. Built with premium lithium-ion cells, this battery delivers stable power, extended runtime, and efficient energy management, helping keep your laptop running throughout your day without frequent charging.

The MR90Y battery is compatible with multiple Dell models, including Inspiron 3521, 3721, 5521, 5721, 14-3421, 14-3437, 14R-5421, 14R-5437, and 17 Latitude 14 and 3000 series laptops, as well as the Dell Latitude 3540 series. It supports everyday computing tasks such as web browsing, office productivity, media playback, and light multitasking.

This replacement battery is ideal for users whose original battery has degraded, no longer holds a full charge, or shows reduced battery life. Installing this compatible battery helps restore laptop mobility and reduces dependence on constant AC power connections.

What is included
One Lapcare MR90Y replacement laptop battery

Battery Model/Part Number
MR90Y
Compatible with Dell factory part reference,s including XCMRD, 0MF69, N121Y, G35K4, MK1R0, VR7HM

Battery Type
Lithium-ion rechargeable

Compatibility
Dell Inspiron 3521
Dell Inspiron 3721
Dell Inspiron 5521
Dell Inspiron 5721
Dell Inspiron 14-3421
Dell Inspiron 14-3437
Dell Inspiron 14R-5421
Dell Inspiron 14R-5437
Dell Latitude 14 Series
Dell Latitude 3000 Series
Dell Latitude 3540 Series

Brand Compatibility
Designed for laptops manufactured by Dell

Note
Please verify your laptop model and battery part number before purchasing to ensure proper compatibility. Proper installation is recommended for safe use and optimal performance.

Technical Details
Brand: ‎Lapcare
Manufacturer: ‎Lapcare, Lpacare
Model: ‎LDOBTIN5596
Model Name: ‎Laptop Battery for DELL INSPIRON 14 / 15 / 17 3521, 3537, 3542, 3543, Vostro 2421, 2521, Latitude 3440 / 3540 Series (6 Cells 4000mAh)
Product Dimensions: ‎12 x 5 x 3 cm; 250 g
Batteries: ‎6 Lithium Ion batteries required
Item Model Number: ‎LDOBTIN5596
Hardware Platform: ‎Windows
Compatible Devices: ‎Dell Inspiron 14 (3437), 14 3000 Series (3421, 3442), 14R (5421, 5437), Inspiron 15 (3521), 15 3000 Series (3541, 3542, 3543), 15R (5521, 5537), Inspiron 17 5000 Series (5748, 5749), 17R (5721, 5737), Inspiron 3531, Latitude 3440, Latitude 3540, Vostro 2421, Vostro 2521
Mounting Hardware: ‎1 Laptop Battery, User Manual & Warranty Card
Number of Items: ‎1
Voltage: ‎11.1 Volts
Power Source: ‎Battery Powered
Battery Description: ‎Lithium-ion
Batteries Required: ‎No
Battery Capacity: ‎4000 mAh
Battery Cell Composition: ‎Lithium Ion
Battery Power Rating: ‎4000 mAh
Country of Origin: ‎China
Item Weight: ‎250 g