XCMRD Battery for Dell Laptop 14.8V 40wh, Dell Inspiron 15 3000 Series 15-3537 15-3542 15-3543 15-3541 15-3521 15-3531 17 3721 3737 17R-5737 15R 5537 5521 14 3421 5421 XRDW2 V8VNT 4WY7C YGMTN T1G4M

About us Boyuteceer is a professional brand that provides high-quality batteries and adapters. All products are sold directly by the factory, with superior performance and higher cost performance.
Our batteries include 100% compatible "A-grade" batteries, which are highly compatible with your computer and have a large capacity. Your computer does not need to be plugged into the adapter all the time, which makes it more convenient for you.
Laptop battery Maintenance Tips 1.New battery: When use a new battery,youd better try 3 cycles of discharging to 5% and charging up to 95%. So that it can be activated completely.
2.If battery discharged to 3% , please recharge it within 2 days; it will cause battery damage or unable to recharge.
3.Please recharge immediately when battery reduced to 15% level. It is prohibited to discharge the battery to 0% as that will shorten the battery life and cause damages to the battery.
4.If you'll not use your laptop for a long time ,please charge the battery to a minimum 50% electricity. Otherwise, it will cause unable to charge.
5.To maintain the best battery state, it needs to be discharge to 15% and charge to 100% each 2 month.
6.If laptop cant be charged or full charged , there may be damages with the adapters ,please try on and off the laptop or try a new adapter.
How to check your laptop model Step 1.Press Windows + R Step 2. Type "msinfo32", then click OK Step 3.Find "System Model" in the pop-up window.

NOTE:
a. Many buyers order the wrong type battery named M5Y1K.This battery also fit dell inspiron series laptop. Please check the modle of your battery carefully.
b.It's easy to order a wrong battery if you only know your laptop series like "for Dell Inspiron 15-3000 Series".Please find out your exact laptop model before order.
c.There are two kinds of XCMRD battery with different voltages.This link is for 14.8V version, NOT for 11.1V. Please check the voltage of your original battery.
Compatible with Part Number :

XCMRD 0MF69 49VTP 68DTP 6KP1N 8TT5W FW1MN MK1R0 PVJ7J V8VNT X29KD YGMTN 24DRM 4DMNG 6HY59 6XH00 312-1390 312-1392 9K1VP G019Y T1G4M VR7HM 4WY7C 6K73M 8RT13 DJ9W6 G35K4 N121Y V1YJ7 W6XNM XRDW2 312-1387 312-1433 451-12107 451-12108
Compatible with Laptop Models:

for Dell Inspiron 14 14R Series
for Dell Inspiron 14-3421 14-3437 14-5421 14-N5421 14-N3421 14R-3421 14R-5421 14R-5437 Series
for Dell Inspiron 15 15R Series
for Dell 15-3521 15-3537 15-3531 15R-5521 15R-5537 15R-N3521 15R-N5521 15R-N5537 Series
for Dell Inspiron 17 17R Series
for Dell 17-3721 17-3737 17R-5737 17R-5721 17R-N3721 17R-N3737 17R-N5721 17R-N5737 Series
for Dell Latitude 14 15 3000 Series
for Dell Latitude 3440 E3440 3540 E3540 Series Dell Vostro 2421 2521 Series