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EASY CMOS

BATTERY BUILDER

Not sure what your computer’s model number is? No Worries! We’ll make you a customized CMOS battery that matches yours.

With 4 easy steps, we can match the battery size, length, polarity, and the connector type of your original battery for a 100% fit.

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You can see all the CMOS batteries on our website.
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BEST SELLERS

  • RTC CMOS Battery for ASUS B5440

    RTC CMOS Battery for ASUS B5440

    –9%

    RTC CMOS Battery for ASUS B5440

    B, E Series

    $9.99
    $10.99 $9.99
    Sale
  • RTC CMOS Battery for ASUS B451

    RTC CMOS Battery for ASUS B451

    –9%

    RTC CMOS Battery for ASUS B451

    B, E Series

    $9.99
    $10.99 $9.99
    Sale
  • RTC CMOS Battery for ASUS B401

    RTC CMOS Battery for ASUS B401

    –9%

    RTC CMOS Battery for ASUS B401

    B, E Series

    $9.99
    $10.99 $9.99
    Sale
  • RTC CMOS Battery for ASUS B1440

    RTC CMOS Battery for ASUS B1440

    –9%

    RTC CMOS Battery for ASUS B1440

    B, E Series

    $9.99
    $10.99 $9.99
    Sale
  • RTC CMOS Battery for ASUS B400a

    RTC CMOS Battery for ASUS B400a

    –9%

    RTC CMOS Battery for ASUS B400a

    B, E Series

    $9.99
    $10.99 $9.99
    Sale
  • RTC CMOS Battery for Dell Alienware 15 R2

    RTC CMOS Battery for Dell Alienware 15 R2

    –9%

    RTC CMOS Battery for Dell Alienware 15 R2

    Alienware 13 - 18

    $9.99
    $10.99 $9.99
    Sale
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Let's help you

choose a battery

In this video, we will explore crucial factors like connector types, polarity, wire length, and coin cell type to ensure compatibility with your hardware.

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