High Quality Replacement Battery for Dell Inspiron 3421 5421 15-3521 5521 3721, MR90Y Battery

MR90Y Battery,Compatible with Dell Inspiron 3421 5421 15-3521 5521 3721

+Our batteries are 100% WITH CE-/FCC-/RoHS-Certified for safety
+We only uses high quality materials and grade A battery cells to ensure true capacity and more recharge cycles.
+Thorough, comprehensive testing – each battery cell is tested for correct capacity and to ensure all safety requirements are met - all before installation.

This Dell MR90Y battery Replaces:

312-1392 312-1390 49VTP 68DTP 6KP1N 8TT5W FW1MN MK1R0 PVJ7J V8VNT X29KDYGMTN 24DRM 4DMNG 6HY59 6XH00 9K1VP G019Y MR90Y T1G4M VR7HM XCMRD 312-1387 312-1433 4WY7C 6K73M 8RT13 DJ9W6 G35K4 N121Y V1YJ7 W6XNM XRDW2 0MF69

This MR90Y battery Fits The Following Dell Models:

Dell Inspiron 14 Series
Dell Inspiron 14-3421 Series
Dell Inspiron 14-3437 Series
Dell Inspiron 14-5421 Series
Dell Inspiron 14-N3421 Series
Dell Inspiron 14-N5421 Series
Dell Inspiron 14R Series
Dell Inspiron 14R-3421 Series
Dell Inspiron 14R-5437 Series
Dell Inspiron 15 Series
Dell Inspiron 15-3521 Series
Dell Inspiron 15-3537 Series
Dell Inspiron 15R Series
Dell Inspiron 15R-5521 Series
Dell Inspiron 15R-5537 Series
Dell Inspiron 15R-N3521 Series
Dell Inspiron 15R-N5521 Series
Dell Inspiron 15R-N5537 Series
Dell Inspiron 17 Series
Dell Inspiron 17-3721 Series
Dell Inspiron 17-3737 Series
Dell Inspiron 17R Series
Dell Inspiron 17R-5737 Series
Dell Inspiron 17R-N3721 Series
Dell Inspiron 17R-N3737 Series
Dell Inspiron 17R-N5721 Series
Dell Inspiron 17R-N5737 Series
Dell Latitude 14 3000 Series
Dell Latitude 15 3000 Series
Dell Latitude 3440 Series
Dell Latitude 3540 Series
Dell Latitude E3440 Series
Dell Latitude E3540 Series
Dell Vostro 2421 Series
Dell Vostro 2521 Series

FAQs

Q: How to charge the Dell MR90Y battery properly?

A: You should charge the replacement battery for Dell MR90Y before the battery exhaustively discharged, otherwise it will shorten its life. It is feasible to charge the laptop battery before the power is less than 20%. Meanwhile, the battery should be charged in a dry place, and please pay attention to high temperature, which is the biggest threat to battery life.

Q: How to deal with the replacement battery for Dell MR90Y when you won't use for a long time?

A: If you let your Dell MR90Y battery lay idle for a long time, please charge the laptop battery or discharge to about 40%, and then put it in a dry and cool place to save. Indoor temperature is best maintained at 15 to 25 degrees Celsius because the temperature is easy to accelerate the battery aging either too high or too low. You'd better fully charge and discharge the battery at least once a month. Finally please save it in accordance with the above method.

Q: How to replace your Dell MR90Y Battery?

1.Turn off your Dell MR90Y laptop and disconnect the AC adapter.
2.Release the latch or other attachment devices that hold your battery in place.
3.Slide the old battery out of its compartment or storage bay
4.Take the replacement battery for Dell MR90Y laptop out of the box.
5.Slide it into the notch or bay.
6.Close the safety latch to lock it into place.
7.Reconnect the AC adapter and give the new battery for your Dell MR90Y notebook a full charge.

Tags:Dell MR90Y,Dell MR90Y battery,Dell MR90Y Laptop Battery,Dell MR90Y Batteries,replacement battery for Dell MR90Y,Dell Inspiron 3421 5421 15-3521 5521 3721.