High Quality Replacement Battery for Dell Latitude E5440 E5540 Series, 9TJ2J Battery

9TJ2J Battery,Compatible with Dell Latitude E5440 E5540 Series

+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 9TJ2J battery Replaces:

451-BBID 451-BBIE 451-BBIF FT6D9 3K7J7 970V9 9TJ2J N5YH9 VJXMC VVONF M7T5F WGCW6 0K8HC 1N9C0 7W6K0 F49WX NVWGM CXF66

This 9TJ2J battery Fits The Following Dell Models:

Dell Latitude E5440 Series
Dell Latitude E5540 Series

FAQs

Q: How to charge the Dell 9TJ2J battery properly?

A: You should charge the replacement battery for Dell 9TJ2J 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 9TJ2J when you won't use for a long time?

A: If you let your Dell 9TJ2J 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 9TJ2J Battery?

1.Turn off your Dell 9TJ2J 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 9TJ2J 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 9TJ2J notebook a full charge.

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