CMOS Batteries

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RTC CMOS Battery for Dell Inspiron 11 3147 / P20T / P20T001

RTC CMOS Battery for Dell Inspiron 11 3147 / P20T / P20T001

$9.35
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS battery for your Dell Inspiron 11 3147 / P20T / P20T001Dell Inspiron 11 3147 / P20T...
RTC CMOS Battery for Dell Inspiron 11 3138 / P19T / P19T003

RTC CMOS Battery for Dell Inspiron 11 3138 / P19T / P19T003

$9.35
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS battery for your Dell Inspiron 11 3138 / P19T / P19T003Dell Inspiron 11 3138 / P19T...
RTC CMOS Battery for Dell Inspiron 11 3137 / P19T / P19T001

RTC CMOS Battery for Dell Inspiron 11 3137 / P19T / P19T001

$9.35
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS battery for your Dell Inspiron 11 3137 / P19T / P19T001Dell Inspiron 11 3137 / P19T...
RTC CMOS Battery for Dell Inspiron 11 3135 / P19T / P19T002

RTC CMOS Battery for Dell Inspiron 11 3135 / P19T / P19T002

$9.35
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS battery for your Dell Inspiron 11 3135 / P19T / P19T002Dell Inspiron 11 3135 / P19T...
RTC CMOS Battery for Dell Inspiron 9400 / PP05XB

RTC CMOS Battery for Dell Inspiron 9400 / PP05XB

$17.16
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS battery for your Dell Inspiron 9400 / PP05XBDell Inspiron 9400 / PP05XB CMOS batteries are the...
RTC CMOS Battery for Dell Inspiron 9300 / PP14L

RTC CMOS Battery for Dell Inspiron 9300 / PP14L

$17.16
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS battery for your Dell Inspiron 9300 / PP14LDell Inspiron 9300 / PP14L CMOS batteries are the...
RTC CMOS Battery for Dell Inspiron 9200 / PP14L

RTC CMOS Battery for Dell Inspiron 9200 / PP14L

$17.16
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS battery for your Dell Inspiron 9200 / PP14LDell Inspiron 9200 / PP14L CMOS batteries are the...
RTC CMOS Battery for Dell Inspiron 9100 / PP09L

RTC CMOS Battery for Dell Inspiron 9100 / PP09L

$17.16
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS battery for your Dell Inspiron 9100 / PP09LDell Inspiron 9100 / PP09L CMOS batteries are the...
RTC CMOS Battery for Dell Inspiron 6400 / PP20L

RTC CMOS Battery for Dell Inspiron 6400 / PP20L

$9.35
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS battery for your Dell Inspiron 6400 / PP20LDell Inspiron 6400 / PP20L CMOS batteries are the...
RTC CMOS Battery for Dell Inspiron 5680 / D27M / D27M002

RTC CMOS Battery for Dell Inspiron 5680 / D27M / D27M002

$9.35
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS battery for your Dell Inspiron 5680 / D27M / D27M002Dell Inspiron 5680 / D27M / D27M002...
RTC CMOS Battery for Dell Inspiron 5676 / D19M / D19M005

RTC CMOS Battery for Dell Inspiron 5676 / D19M / D19M005

$9.35
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS battery for your Dell Inspiron 5676 / D19M / D19M005Dell Inspiron 5676 / D19M / D19M005...
RTC CMOS Battery for Dell Inspiron 5675 / D19M / D19M005

RTC CMOS Battery for Dell Inspiron 5675 / D19M / D19M005

$9.35
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS battery for your Dell Inspiron 5675 / D19M / D19M005Dell Inspiron 5675 / D19M / D19M005...

Only the Best CMOS Battery

If the computer starts displaying the wrong date and time at every boot, this is one of the important signs that it is time to change the battery on the motherboard. If that is not carried out in time, then the BIOS simply will not boot, and the PC will not be able to start the OS.


What is a CMOS battery?

For stable operation of the built-in timer and the CMOS chip, which stores all the BIOS configuration, a battery is needed. It supplies power around the clock, even if the system unit is disconnected from the mains. It is located directly on the motherboard, in the most conspicuous place in the round slot.

RTC CMOS battery discharge symptoms

The average working time of a CMOS battery for laptop is five years. But the battery can run out earlier. You can notice this process by the following signs: the time lags behind the set by a couple of minutes - this is the first sign of a malfunction; failure to turn on the computer, the system starts only after turning on F1 - the second and most serious sign of a discharge. If the CMOS battery for motherboard is not replaced in time, then not only the set date and time are reset, but also the BIOS settings, which is especially noticeable for those users who set up the system for themselves. These settings include: download parameters; acceleration of system startup; setting up a video card and coolers; configuring interfaces. The output of a system message is the last sign that the tablet is out of order. Such messages can be: wrong time and date; error in setting or reading CMOS; error of control memory CMOS

How to change computer BIOS battery?

CMOS batteries can be changed by yourself, it is not a complicated process. The main thing is to get the right battery, the one that will fit your laptop or computer. On the site https://rometechcases.com/ suitable computer models are registered for each battery, it will be difficult to make a mistake. If you find it difficult to make the right decision, our support team will be happy to provide you with the assistance you need.