40Wh XCMRD 14.8V Battery for Dell Inspiron 15 3000 Series 15 3521 3537 3531

This ZAYAUPVL 68WH 3HWPP 15.2V Battery is a suitable replacement compatible with a Dell Inspiron 7706 2-in-1. After installing it and testing it for several days, I'm impressed with its performance. My computer had been struggling with short battery life and random shutdowns, but this replacement worked very well. Installation was straightforward with the included instructions and tools. It fit perfectly without forcing it and the connectors snapped in securely. Even if you're not super tech-savvy, the process is simple enough to complete in 20 minutes or so. Once installed and charged, the battery held power. The 68Wh capacity delivers strong, consistent runtime. I get several hours of use out of a single charge, similar to when my laptop was first purchased. There've been no issues with overheating or the battery draining too quickly with more demanding tasks like streaming. The build quality and the condition are solid. I appreciated that all of the tools I needed were included. Overall, this is a dependable battery for an Inspiron or compatible Latitude/Precision model that's starting to show its age. Great value for the money and way to extend your computer's life without spending a fortune. Highly recommond!

I’ve had my Dell Inspiron 7300 2n1 for six years now and earlier this year my battery started jumping from around 70 - 80% to less than 10 percent. Giving me an hour tops of battery life. I’m very hesitant with third party batteries, because the quality can vary greatly. This battery (at least the one I received) holds charge exactly as I expected with the original, before it degraded. And holds charge exceptionally well. I fully charged my laptop and left it for about two weeks, not requiring it as much anymore, I turned it on this morning to find it at 98%. Two weeks sitting and it only lost 2% drain. That is impressive. If this model fits your laptop, I definitely recommend it.

Choose your battery according to the model, not the dimensions. The measurements are way off. My previous battery was half inflated (yikes) so when i got this i was a little nervous but it fits perfectly. The battery life could be longer but that doesn’t mean it’s subpar. And the tools provided were the cherry on top

Terrible battery fake capacity and unstable discharge (with real data) I rarely leave reviews, but this one is necessary to warn others. I bought this “68Wh” replacement battery for my Dell Latitude 5501. It installs fine and charges to 100%, but the performance is completely unacceptable. Here is actual data from my battery report: 09:55 → 99% (48,245 mWh) 10:26 → 77% (37,149 mWh) 11:16 → 58% (27,983 mWh) 11:52 → 36% (17,298 mWh) That means it dropped from ~100% to 36% in less than 2 hours of light/normal use. This is NOT normal for a 68Wh battery. In addition: The battery drains extremely fast even in standby. The percentage is unstable and sometimes drops suddenly. Real battery life is around 2 hours (should be 5+ hours for this laptop). I performed proper calibration cycles and updated BIOS, so this is not a system issue. The problem is clearly the battery itself. The reported full charge capacity is far below design capacity, and the discharge curve is inconsistent, which strongly suggests low-quality or defective cells. This product is misleading. It may say 68Wh, but it does not perform anywhere close to that. Avoid this battery and invest in a higher-quality or genuine Dell replacement. You will save yourself time, frustration, and money

Worked perfectly for my laptop and installed easily! Comes with good directions, and if that's not enough, you can always look them up.

I was surprised how this battery works so well. It holds the charge way better than the original. It was even reporting with my Dell Power Manager on the health and status. I can change the settings on how much charge it should get.

So happy I was able to find this battery! This saved my 5 year old laptop and it now probably has a few more years of life. The battery life isn’t as great as I was hoping I think it lasted 4-8 hours which I don’t know if that’s good or not.

Battery was a perfect fit. Works amazing..

Delivered in less than 24 hrs! Easy install, laptop booted up, happy camper (me!). Can’t say how long battery life is, haven’t tried running solely on battery, so only gave it 4 stars - really cant judge. Overall very satisfied.

La pila llego en tiempo y su duración es muy buena a la par de la original

bon rapport qualité-prix

buena compra, sigue funcionando

Livraison rapide, coût très raisonnable, futé numéro 1 sur mon portable. Reste seulement à voir a plus long terme.