CMOS Batteries

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RTC CMOS Battery for HP ENVY 15-1050nr

RTC CMOS Battery for HP ENVY 15-1050nr

£8.88
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your HP ENVY 15-1050nrHP ENVY 15-1050nr CMOS batteries are the highest-quality lithium-ion batteries on the...
RTC CMOS Battery for HP ENVY 15-1000

RTC CMOS Battery for HP ENVY 15-1000

£8.88
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your HP ENVY 15-1000HP ENVY 15-1000 CMOS batteries are the highest-quality lithium-ion batteries on the...
RTC CMOS Battery for HP Zbook Studio G5

RTC CMOS Battery for HP Zbook Studio G5

£8.88
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your HP Zbook Studio G5HP Zbook Studio G5 CMOS batteries are the highest-quality lithium-ion batteries...
RTC CMOS Battery for HP G60

RTC CMOS Battery for HP G60

£8.88
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your HP G60HP G60 CMOS batteries are the highest-quality lithium-ion batteries on the market. High...
RTC CMOS Battery for HP G50

RTC CMOS Battery for HP G50

£8.88
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your HP G50HP G50 CMOS batteries are the highest-quality lithium-ion batteries on the market. High...
RTC CMOS Battery for ASUS Eee PC 904HD

RTC CMOS Battery for ASUS Eee PC 904HD

£8.88
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your ASUS Eee PC 904HDASUS Eee PC 904HD CMOS batteries are the highest-quality lithium-ion batteries...
RTC CMOS Battery for ASUS X555

RTC CMOS Battery for ASUS X555

£8.88
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your ASUS X555ASUS X555 CMOS batteries are the highest-quality lithium-ion batteries on the market. High...
RTC CMOS Battery for ASUS Eee PC 1015PE

RTC CMOS Battery for ASUS Eee PC 1015PE

£8.88
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your ASUS Eee PC 1015PEASUS Eee PC 1015PE CMOS batteries are the highest-quality lithium-ion batteries...
RTC CMOS Battery for Acer Aspire S3 MS2348

RTC CMOS Battery for Acer Aspire S3 MS2348

£8.88
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your Acer Aspire S3 MS2348Acer Aspire S3 MS2348 CMOS batteries are the highest-quality lithium-ion batteries...
RTC CMOS Battery for ASUS ROG Strix GL703G

RTC CMOS Battery for ASUS ROG Strix GL703G

£8.88
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your ASUS ROG Strix GL703GASUS ROG Strix GL703G CMOS batteries are the highest-quality lithium-ion batteries...
RTC CMOS Battery for ASUS B551

RTC CMOS Battery for ASUS B551

£8.88
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your ASUS B551ASUS B551 CMOS batteries are the highest-quality lithium-ion batteries on the market. High...
RTC CMOS Battery for Samsung QX410

RTC CMOS Battery for Samsung QX410

£8.88
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your Samsung QX410Samsung QX410 CMOS batteries are the highest-quality lithium-ion batteries on the market. High...

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.