CMOS Batteries

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RTC CMOS Battery for Samsung R50

RTC CMOS Battery for Samsung R50

¥80.88
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your Samsung R50Samsung R50 CMOS batteries are the highest-quality lithium-ion batteries on the market. High...
RTC CMOS Battery for Panasonic Toughbook CF-C2

RTC CMOS Battery for Panasonic Toughbook CF-C2

¥80.88
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your Panasonic Toughbook CF-C2Panasonic Toughbook CF-C2 CMOS batteries are the highest-quality lithium-ion batteries on the...
RTC CMOS Battery for MSI MS-1755

RTC CMOS Battery for MSI MS-1755

¥80.88
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your MSI MS-1755MSI MS-1755 CMOS batteries are the highest-quality lithium-ion batteries on the market. High...
RTC CMOS Battery for MSI MS-1727

RTC CMOS Battery for MSI MS-1727

¥80.88
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your MSI MS-1727MSI MS-1727 CMOS batteries are the highest-quality lithium-ion batteries on the market. High...
RTC CMOS Battery for MSI MS-168B

RTC CMOS Battery for MSI MS-168B

¥80.88
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your MSI MS-168BMSI MS-168B CMOS batteries are the highest-quality lithium-ion batteries on the market. High...
RTC CMOS Battery for MSI GX740

RTC CMOS Battery for MSI GX740

¥80.88
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your MSI GX740MSI GX740 CMOS batteries are the highest-quality lithium-ion batteries on the market. High...
RTC CMOS Battery for MSI CX70

RTC CMOS Battery for MSI CX70

¥80.88
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your MSI CX70MSI CX70 CMOS batteries are the highest-quality lithium-ion batteries on the market. High...
RTC CMOS Battery for MSI CR70

RTC CMOS Battery for MSI CR70

¥80.88
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your MSI CR70MSI CR70 CMOS batteries are the highest-quality lithium-ion batteries on the market. High...
RTC CMOS Battery for MSI CR630

RTC CMOS Battery for MSI CR630

¥80.88
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your MSI CR630MSI CR630 CMOS batteries are the highest-quality lithium-ion batteries on the market. High...
RTC CMOS Battery for MSI A6300

RTC CMOS Battery for MSI A6300

¥80.88
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your MSI A6300MSI A6300 CMOS batteries are the highest-quality lithium-ion batteries on the market. High...
RTC CMOS Battery for MSI Megabook M670

RTC CMOS Battery for MSI Megabook M670

¥80.88
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your MSI Megabook M670MSI Megabook M670 CMOS batteries are the highest-quality lithium-ion batteries on the...
RTC CMOS Battery for HP Compaq 8510w

RTC CMOS Battery for HP Compaq 8510w

¥80.88
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your HP Compaq 8510wHP Compaq 8510w CMOS batteries are the highest-quality lithium-ion batteries on the...

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.