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    4WN0Y Laptop Battery 56Wh 3500mAh 15.2V Compatible with Dell Inspiron 7353 7577 7778 7779 Series 4WNOY JYFV9 M245Y 33YDH

    • Specifications Battery Model: 4WN0Y / Voltage: 15.2V / Capacity: 56Wh 3500mAh 4-Cell / Color: Black / Condition: Brand New.
    • Replace Part Number 4WN0Y 4WNOY JYFV9 M245Y 33YDH
    • Compatible with Laptop Models for Dell Inspiron 13 7353 series; for Dell Inspiron 15 7577 series; for Dell Inspiron 17 7778 series; for Dell Inspiron 17 7779 series
    • Purchase Skills Please open the back cover of the laptop before ordering and make sure that the original battery model is consistent with the listing. After getting the battery, please install the battery correctly, make sure that the battery connector is firmly connected to the laptop motherboard, and use the original charger to charge the laptop.Discharge the new battery to 5% (not 0%), then charge and cycle 3-4 times to wake up the new battery.
    • EPYOBW Promise All EPYOBW's batteries are certificated by UL/CE/FCC/RoHS. Our batteries are tested by strict quality control standards to ensure that the capacity is true, stable current, low se
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    Any questions? Our AI beta will help you find out quickly.

    EPYOBW is a professional laptop battery supplier that continues to provide durable and safe laptop batteries. Wish you a happy shopping
    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: 4WN0Y
    Capacity: 56Wh 3500mAh
    Voltage: 15.2V
    Battery Type: Li-ion
    Condition: Brand New
    Color: Black
    Replace Part Number:
    4WN0Y 4WNOY JYFV9 M245Y 33YDH
    for Dell Inspiron 13 7353 series
    for Dell Inspiron 15 7577 series
    for Dell Inspiron 17 7778 series
    for Dell Inspiron 17 7779 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.

    Help others learn more about this product by uploading a video!EPYOBW 4WN0Y Laptop Battery 56Wh 3500mAh 15.2V Compatible with Dell Inspiron 7353 7577 7778 7779 Series 4WNOY JYFV9 M245Y 33YDH
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