CMOS Batteries

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RTC CMOS Battery for ASUS F550VL

RTC CMOS Battery for ASUS F550VL

¥43.30
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS coin battery for your ASUS F550VLASUS F550VL CMOS coin batteries are the highest-quality lithium-ion batteries on the...
RTC CMOS Battery for ASUS F550VQ

RTC CMOS Battery for ASUS F550VQ

¥43.30
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS coin battery for your ASUS F550VQASUS F550VQ CMOS coin batteries are the highest-quality lithium-ion batteries on the...
RTC CMOS Battery for ASUS F550VX

RTC CMOS Battery for ASUS F550VX

¥43.30
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS coin battery for your ASUS F550VXASUS F550VX CMOS coin batteries are the highest-quality lithium-ion batteries on the...
RTC CMOS Battery for ASUS F550WA

RTC CMOS Battery for ASUS F550WA

¥43.30
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS coin battery for your ASUS F550WAASUS F550WA CMOS coin batteries are the highest-quality lithium-ion batteries on the...
RTC CMOS Battery for ASUS F550WE

RTC CMOS Battery for ASUS F550WE

¥43.30
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS coin battery for your ASUS F550WEASUS F550WE CMOS coin batteries are the highest-quality lithium-ion batteries on the...
RTC CMOS Battery for ASUS F550ZA

RTC CMOS Battery for ASUS F550ZA

¥43.30
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS coin battery for your ASUS F550ZAASUS F550ZA CMOS coin batteries are the highest-quality lithium-ion batteries on the...
RTC CMOS Battery for ASUS F550ZE

RTC CMOS Battery for ASUS F550ZE

¥43.30
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS coin battery for your ASUS F550ZEASUS F550ZE CMOS coin batteries are the highest-quality lithium-ion batteries on the...
RTC CMOS Battery for Acer Aspire 5551

RTC CMOS Battery for Acer Aspire 5551

¥43.30
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS coin battery for your Acer Aspire 5551Acer Aspire 5551 CMOS coin batteries are the highest-quality lithium-ion batteries...
RTC CMOS Battery for Acer Aspire 5736

RTC CMOS Battery for Acer Aspire 5736

¥43.30
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS coin battery for your Acer Aspire 5736Acer Aspire 5736 CMOS coin batteries are the highest-quality lithium-ion batteries...
RTC CMOS Battery for Acer Aspire 5741

RTC CMOS Battery for Acer Aspire 5741

¥43.30
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS coin battery for your Acer Aspire 5741Acer Aspire 5741 CMOS coin batteries are the highest-quality lithium-ion batteries...
RTC CMOS Battery for Acer Aspire 5742

RTC CMOS Battery for Acer Aspire 5742

¥43.30
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS coin battery for your Acer Aspire 5742Acer Aspire 5742 CMOS coin batteries are the highest-quality lithium-ion batteries...
RTC CMOS Battery for HP Pavilion g6-1a00

RTC CMOS Battery for HP Pavilion g6-1a00

¥43.30
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS coin battery for your HP Pavilion g6-1a00HP Pavilion g6-1a00 CMOS coin batteries are the highest-quality lithium-ion batteries...

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.