MR90Y Laptop Battery For Dell Inspiron 14-3421, 3437, 5421, 15-3521, 3537, 5521

Is your Dell Inspiron laptop not holding a charge anymore? This MR90Y replacement battery could be the fix you need. It's compatible with a bunch of Inspiron models, including the 14-3421, 3437, 5421, and the 15-3521, 3537, 5521 series. With a 5200mAh capacity, 11.1V voltage, and 6 Li-Ion cells, it delivers solid performance for everyday use. It's brand new, unbranded/generic, but comes with a strong 3-year warranty and a 30-day money-back guarantee. Free returns and replacements are available if there's an issue. Just note, like many batteries, it has a Prop 65 warning about chemicals. Swapping it out is usually straightforward—just power down, remove the old battery, and pop this one in. Get back to working, studying, or browsing without being tethered to an outlet. A reliable, affordable way to extend the life of your laptop!