7WNW1 Laptop Battery 51Wh 4342mAh 3-Cell 11.4V Compatible with Dell Latitude 5420 5424 Rugged/Latitude 7424 Rugged Extreme Series GK3D3 0GK3D3 DMF8C 0DMF8C

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Step 1: Press the "Windows + R" keys to pop up the window.
Step 2: Enter "msinfo32" and click "OK".
Step 3: View the "System Model" in the right pane.
Step 1: Shut down the laptop and unplug the power cord.
Step 2: Carefully use a screwdriver to remove the back panel to prevent damage to laptop components.
Step 3: Disconnect the cable connected to the battery, then you can check the model number and specific specifications on the battery.
Brand new battery
Rechargeable up to 1000+ times
Overcharging protection
Overheating protection
Short circuit protection
professional
Battery Model: 7WNW1
Capacity: 51Wh 4342mAh 3-Cell
Voltage: 11.4V
Battery Type: Li-ion
Condition: Brand New
Color: Black
Replace Part Number:
7WNW1 GK3D3 0GK3D3 DMF8C 0DMF8C

for Dell Latitude 5420 Rugged Series
for Dell Latitude 5424 Rugged Series
for Dell Latitude 7424 Rugged Extreme Series

Brand new battery
100% compatible
Meet OEM specifications
Rechargeable up to 1000+ times
capacity is true, stable current, low self-discharge
short circuit, overheat, and overload protections
Multiple protection
Strong battery life
Good "core" quality
After getting the battery, please install the battery correctly, make sure that the battery connector is firmly connected to the laptop motherboard, and start charging the laptop. Discharge the new battery to 5% (not 0%), then charge and cycle 3-4 times to wake up the new battery.
Remember not to discharge the battery to 0%, otherwise the battery will be easily damaged.
After the battery is exhausted, please charge it in time. If it is not charged for a long time, the battery may be damaged.
If the battery is not used for a long time, it needs to be charged to more than 70% for storage. The storage time should not exceed 3 months.
If you often use it with a charger, please use the battery power regularly and use it more than once a week.
Please use original chargers. Inferior chargers will affect the normal charging of the battery.
Regularly clean the fan dust to increase the heat dissipation effect and reduce power consumption, which can effectively extend the battery life.

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