Specifications:
Battery Type: Li-ion
Voltage: 11.4V
Capacity: 47wh
Condition: 100% New from Manufacturer, Grade A Cell
Compatible Part Numbers: NGGX5 53VJ6 954DF JY8DF NCVW8 XWDK1 XKWC7 RDRH9 451-BBUJ 451-BBUK 451-BBUL 451-BBUM
Compatible Model Numbers:
for Dell Latitude 12 E5270 Series
for Dell Latitude 14 E5470 Series
for Dell Latitude 15 E5570 Series
for Dell Precision M3510 Series

How to Install A New Battery: (One)
Before disassembling your laptop, put the old battery charge below 25%. If a fully charged lithium battery is accidentally punctured, it will have serious consequences.
You need to turn off your laptop and disconnect the power. Then remove the back cover of your laptop.
Please note that before removing the old battery, disconnect the battery cable from the its socket.

Laptop battery instruction:
(1).Discharge the new battery use to 5%(not to 0%) and then charge to 95%, and cycle 3-4 times.
(2).Do not disassemble, crush or puncture. Do not dispose of in fire or water.
(3).If you remove battery for a long time, charge more than 80% at least one time within one months.
(4).Don't connect adapter for a long time while using the battery. It may damage the battery.
(5).When using the battery, care should be taken to prevent exposure and moisture.