GRWKG 42Wh Battery Replacement for Dell Precision 3480 3490 3580 3590 Latitude 3340 3440 3450 3540 3550 5340 5350 5440 5450 5540 7455 Series DR02P JTG7N R73TC 11.4V 3500mAh

Method 1: Using System Information to Find Your Laptop Model

Open the Run Window: Press the Windows + R keys simultaneously to bring up the Run window.
Access System Information: Type msinfo32 into the input box and click OK to launch the System Information tool.
Locate the System Model: In the System Summary section, you will find the System Model item listed in the right pane. This will provide you with the exact model of your laptop, which is crucial for identifying the compatible battery.

Method 2: Checking the Battery and Laptop Model Directly

Power Off and Unplug: Before you begin, ensure that your laptop is turned off and the power cord is disconnected to avoid any risk of electric shock.
Remove the Back Panel: Carefully use a screwdriver to remove the back panel of your laptop. Please proceed with caution to prevent any damage to the internal components.
Disconnect and Remove the Battery: Gently disconnect the cable attached to the battery and remove it from the laptop. Once the battery is out, you can easily check its specifications, including the type, capacity, and model number.


GRWKG DELL Battery
Compatible with Laptop models:Press [Ctrl + F] to search for your type
for Dell Latitude Series;
for Dell Latitude 3340 Series;
for Dell Latitude 3440 Series;
for Dell Latitude 3450 Series;
for Dell Latitude 3540 Series;
for Dell Latitude 3550 Series;
for Dell Latitude 5340 Series;
for Dell Latitude 5350 Series;
for Dell Latitude 5440 Series;
for Dell Latitude 5450 Series;
for Dell Latitude 5540 Series;
for Dell Latitude 5550 Series;
for Dell Latitude 7455 Series;

for Dell Precision Series;
for Dell Precision 3480 Series;
for Dell Precision 3490 Series;
for Dell Precision 3580 Series;
for Dell Precision 3590 Series;

for Dell inspiron Series;
for Dell inspiron 14 Plus 7441 Series;
for P169G P169G001 Series
for P170G P170G001 P170G002 P170G003 Series
for P28F P28F004 P38F P38F001 P37G P37G004 Series
for P51G P51G001 P169G P169G002 P169G003 Series.

New Batteries: When using a new battery, fully activate the battery by discharging it to 5% (not 0%) and then recharging it to 95% 3-4 times.
Overuse: Do not always use the battery at 0%, as this may damage the battery or shorten its life.
Charging sequence: When charging, install the battery first, then turn on the power, when fully charged, cut off the power first, then unplug the power.
Long-term storage: Please store the unused batteries fully charged (charging once a month), do not store them at low battery level, which may shorten the life of the batteries.
Charger: Please do not change the laptop adapter arbitrarily, do not connect the adapter for a long time when using the battery, if the original adapter can not be used due to malfunction or damage, please change the model to avoid reducing the life of the battery due to incompatibility.

Why does my laptop not recognize this battery?

It may be caused by a missing battery. Please reinstall the battery and make sure the battery connection cable is plugged tightly with the motherboard connector.
It may be due to damage to the conductive material at the positive and negative contacts between the laptop motherboard and the battery, you can try to confirm with the original battery.
Check whether the battery driver is normal, if not, please download the appropriate driver software to update.

Tips for installing a new battery:

A free removal kit is included in the package, you need to turn off your laptop and disconnect the power.
Remove the old battery, carefully install the new battery on the battery compartment and connect the wires of the new battery.
If you still don't understand the above steps, you can go to YouTube/official website to search for videos about laptop battery installation, which may he