CMOS Batteries

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RTC CMOS Battery for MSI GT780

RTC CMOS Battery for MSI GT780

£8.86
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your MSI GT780MSI GT780 CMOS batteries are the highest-quality lithium-ion batteries on the market. High...
RTC CMOS Battery for Panasonic Toughbook CF-50

RTC CMOS Battery for Panasonic Toughbook CF-50

£8.86
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your Panasonic Toughbook CF-50Panasonic Toughbook CF-50 CMOS batteries are the highest-quality lithium-ion batteries on the...
RTC CMOS Battery for Lenovo V Series V15-IWL

RTC CMOS Battery for Lenovo V Series V15-IWL

£8.86
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your Lenovo V Series V15-IWLLenovo V Series V15-IWL CMOS batteries are the highest-quality lithium-ion batteries...
RTC CMOS Battery for Lenovo V Series V14 G2-ITL

RTC CMOS Battery for Lenovo V Series V14 G2-ITL

£8.86
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your Lenovo V Series V14 G2-ITLLenovo V Series V14 G2-ITL CMOS batteries are the highest-quality...
RTC CMOS Battery for Lenovo ThinkPad R60e

RTC CMOS Battery for Lenovo ThinkPad R60e

£8.86
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your Lenovo ThinkPad R60eLenovo ThinkPad R60e CMOS batteries are the highest-quality lithium-ion batteries on the...
RTC CMOS Battery for Lenovo IdeaPad Gaming 3-15ARH05

RTC CMOS Battery for Lenovo IdeaPad Gaming 3-15ARH05

£8.86
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your Lenovo IdeaPad Gaming 3-15ARH05Lenovo IdeaPad Gaming 3-15ARH05 CMOS batteries are the highest-quality lithium-ion batteries...
RTC CMOS Battery for Lenovo IdeaPad 130-14IKB

RTC CMOS Battery for Lenovo IdeaPad 130-14IKB

£8.86
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your Lenovo IdeaPad 130-14IKBLenovo IdeaPad 130-14IKB CMOS batteries are the highest-quality lithium-ion batteries on the...
RTC CMOS Battery for Lenovo IdeaPad 120S-14IAP Winbook

RTC CMOS Battery for Lenovo IdeaPad 120S-14IAP Winbook

£8.86
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your Lenovo IdeaPad 120S-14IAP WinbookLenovo IdeaPad 120S-14IAP Winbook CMOS batteries are the highest-quality lithium-ion batteries...
RTC CMOS Battery for Lenovo IdeaPad 120S-11IAP Winbook

RTC CMOS Battery for Lenovo IdeaPad 120S-11IAP Winbook

£8.86
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your Lenovo IdeaPad 120S-11IAP WinbookLenovo IdeaPad 120S-11IAP Winbook CMOS batteries are the highest-quality lithium-ion batteries...
RTC CMOS Battery for Lenovo IdeaPad 110-17IKB

RTC CMOS Battery for Lenovo IdeaPad 110-17IKB

£8.86
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your Lenovo IdeaPad 110-17IKBLenovo IdeaPad 110-17IKB CMOS batteries are the highest-quality lithium-ion batteries on the...
RTC CMOS Battery for Lenovo IdeaPad 110-15IBR

RTC CMOS Battery for Lenovo IdeaPad 110-15IBR

£8.86
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your Lenovo IdeaPad 110-15IBRLenovo IdeaPad 110-15IBR CMOS batteries are the highest-quality lithium-ion batteries on the...
RTC CMOS Battery for Dell Venue 11 Pro 7140

RTC CMOS Battery for Dell Venue 11 Pro 7140

£8.86
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your Dell Venue 11 Pro 7140Dell Venue 11 Pro 7140 CMOS batteries are the highest-quality...

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.