Warranty: 24 x 7 email support,12 Months Warranty, 30 days money return guarantee.Note: Amazon return windows will close after one month, don't worry about it, you can click on seller store on right corner “ask a question” and contact seller directly for 12 month warranty.Press [Ctrl + F] to search your laptop model/part number.
Replace Part Number: T54FJ 8858X 7FJ92 M5Y0X XV2VV 04NW9 2P2MJ T54F3 N3X1D NHXVW M5YOX 312-1325 312-1163 P15G P15F 4YRJH 0T54FJ 312-1165 PRV1Y 312-1242 X57F1 KJ321 NHXVW PRRRF HCJWT KJ321 UJ499 312-1324 P8TC7 911MDS 911MD 312-1311 P16G 71R31. You can search this on your original battery or on the bottom of your laptop.
Compatible Models: For Dell Latitude E6420 E6430 ATG Series, E6420 E6430 XFR Series, E6520 E5420 E5520 N-series, E6530 E5430 E5420 E5530 E5520 E6540 E6520 E6440 E6420 E6430 Precision M2800, 14R-4420 14R-5420 14R-5425 14R-7420 14R-SE-4420 14R-SE-5420 14R-SE-7420 15R 15R-SE Series 15R-4520 15R-5520 15R-5525 15R-7520 15R-SE-4520 15R-SE-5520 15R-SE-7520 17R-4720 17R-7720 17R-SE-4720 17R-SE-5720 17R-SE-7720.(More model number please see the detail page or use “Ctrl+F”).
If the battery is still not charging fully/being recognized, here is the steps to try: 1.Turn off the laptop. 2.Unplug AC power. 3.Remove the battery.4.Replace AC power. 5.Turn on laptop,allow OS to boot. 6.Once logged in to the machine,perform a normal shut donw. 7.Unplug AC power. 8.Replace battery 9.Turn on laptop,allow os to boot.Any question,please feel free to contact me.Each of our product is CE-/FCC-/RoHS-Certified.