CMOS Batteries

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RTC CMOS Battery for MSI Prestige 14 A10SC

RTC CMOS Battery for MSI Prestige 14 A10SC

$17.16
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your MSI Prestige 14 A10SCMSI Prestige 14 A10SC CMOS batteries are the highest-quality lithium-ion batteries...
RTC CMOS Battery for HP EliteBook Revolve 810 G3

RTC CMOS Battery for HP EliteBook Revolve 810 G3

$17.16
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your HP EliteBook Revolve 810 G3HP EliteBook Revolve 810 G3 CMOS batteries are the highest-quality...
RTC CMOS Battery for HP Spectre Pro 13 G1

RTC CMOS Battery for HP Spectre Pro 13 G1

$17.16
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your HP Spectre Pro 13 G1HP Spectre Pro 13 G1 CMOS batteries are the highest-quality...
RTC CMOS Battery for HP Elite Slice mini PC

RTC CMOS Battery for HP Elite Slice mini PC

$17.16
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your HP Elite Slice mini PCHP Elite Slice mini PC CMOS batteries are the highest-quality...
RTC CMOS Battery for ASRock B550M ITX Motherboard

RTC CMOS Battery for ASRock B550M ITX Motherboard

$17.16
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your ASRock B550M ITX MotherboardASRock B550M ITX Motherboard CMOS batteries are the highest-quality lithium-ion batteries...
RTC CMOS Battery for Apple MacBook A1181 Early Version

RTC CMOS Battery for Apple MacBook A1181 Early Version

$17.16
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your Apple MacBook A1181 Early VersionApple MacBook A1181 Early Version CMOS batteries are the highest-quality...
RTC CMOS Battery for Acer Swift 3 SF314-51

RTC CMOS Battery for Acer Swift 3 SF314-51

$17.16
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your Acer Swift 3 SF314-51Acer Swift 3 SF314-51 CMOS batteries are the highest-quality lithium-ion batteries...
RTC CMOS Battery for Acer Spin 3 SP314-54N

RTC CMOS Battery for Acer Spin 3 SP314-54N

$17.16
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your Acer Spin 3 SP314-54NAcer Spin 3 SP314-54N CMOS batteries are the highest-quality lithium-ion batteries...
RTC CMOS Battery for Acer Aspire S7-391

RTC CMOS Battery for Acer Aspire S7-391

$17.16
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your Acer Aspire S7-391Acer Aspire S7-391 CMOS batteries are the highest-quality lithium-ion batteries on the...
RTC CMOS Battery for Acer Aspire S7-191

RTC CMOS Battery for Acer Aspire S7-191

$17.16
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your Acer Aspire S7-191Acer Aspire S7-191 CMOS batteries are the highest-quality lithium-ion batteries on the...
RTC CMOS Battery for Sony VAIO SVF14N

RTC CMOS Battery for Sony VAIO SVF14N

$17.16
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your Sony VAIO SVF14NSony VAIO SVF14N CMOS batteries are the highest-quality lithium-ion batteries on the...
RTC CMOS Battery for Sony VAIO SVF14

RTC CMOS Battery for Sony VAIO SVF14

$17.16
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your Sony VAIO SVF14Sony VAIO SVF14 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.