Welcome to AURUNHO !
AURUNHO Specializing in the Production,Wholesale and Retail of laptop batteries. We always adhered to "Quality first,Service creates Valuations!" business purposes.
We have a professional team on the laptop batteries manufacture. Each aspect and processes are rigorously testing and control.
Whenever you need laptop batteries, AURUNHO batteries will be the perfect choice for you. We are glad to help you for any battery problems within 24hs.
May you enjoy your shopping trip in AURUNHO!

Note:Please open the back case of your laptop and find the exact part number of your laptop's original battery Before placing your order.
If the new battery is not recognized during the initial installation, please reinstall and check if the interface is fully connected.

Specifications:
①.Battery Type: Rechargeable Li-ion Battery
②.Model: 9F4FN
③.Voltage: 7.6V
④.Capatity: 40Wh/5263mAh

⑤.Compatible Models (use "Ctrl+F to find your model quickly")
for Dell Inspiron 14 3420 Series.
for Dell Latitude 7320 Detachable Series.
Not fit for Dell Latitude 7320.
.⑥Compatible Part Numbers：
9F4FN 09F4FN 2VKW9 8PK6G 2ICP4/79/112

⑦.Package included:
1X 9F4FN battery
One set of screwdrivers tool
1X Instruction manual

⑧.Tips for Optimal Use battery:
Discharge the new battery to 5%-10% (not 0%), then charge and cycle 3-4 times to get the new battery a full capacity.
The important point is to perform a full discharge charge every other month to extend battery life.
Don't connect adapter for a long time while using the battery. It may damage the battery.
Avoid artificial shocks, disassembly, crush or puncture. Do not dispose of the battery in fire or water.
Avoid using the battery in an environment where the temperature is too high or too low.