CMOS Batteries

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RTC CMOS Battery for Toshiba Tecra R705

RTC CMOS Battery for Toshiba Tecra R705

¥88.18
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS battery for your Toshiba Tecra R705Toshiba Tecra R705 CMOS batteries are the highest-quality lithium-ion batteries on...
RTC CMOS Battery for Toshiba Tecra R700

RTC CMOS Battery for Toshiba Tecra R700

¥88.18
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS battery for your Toshiba Tecra R700Toshiba Tecra R700 CMOS batteries are the highest-quality lithium-ion batteries on...
RTC CMOS Battery for Toshiba Tecra R630

RTC CMOS Battery for Toshiba Tecra R630

¥88.18
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS battery for your Toshiba Tecra R630Toshiba Tecra R630 CMOS batteries are the highest-quality lithium-ion batteries on...
RTC CMOS Battery for Toshiba Tecra M5

RTC CMOS Battery for Toshiba Tecra M5

¥88.18
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS battery for your Toshiba Tecra M5Toshiba Tecra M5 CMOS batteries are the highest-quality lithium-ion batteries on...
RTC CMOS Battery for Toshiba Tecra M4

RTC CMOS Battery for Toshiba Tecra M4

¥88.18
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS battery for your Toshiba Tecra M4Toshiba Tecra M4 CMOS batteries are the highest-quality lithium-ion batteries on...
RTC CMOS Battery for Toshiba Tecra M3

RTC CMOS Battery for Toshiba Tecra M3

¥88.18
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS battery for your Toshiba Tecra M3Toshiba Tecra M3 CMOS batteries are the highest-quality lithium-ion batteries on...
RTC CMOS Battery for Toshiba Tecra 8200

RTC CMOS Battery for Toshiba Tecra 8200

¥88.18
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS battery for your Toshiba Tecra 8200Toshiba Tecra 8200 CMOS batteries are the highest-quality lithium-ion batteries on...
RTC CMOS Battery for Motorola Symbol MC3000

RTC CMOS Battery for Motorola Symbol MC3000

¥88.18
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS battery for your Motorola Symbol MC3000Motorola Symbol MC3000 CMOS batteries are the highest-quality lithium-ion batteries on...
RTC CMOS Battery for HP Notebook x2 210 G2 Detachable PC

RTC CMOS Battery for HP Notebook x2 210 G2 Detachable PC

¥88.18
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS battery for your HP Notebook x2 210 G2 Detachable PCHP Notebook x2 210 G2 Detachable PC...
RTC CMOS Battery for HP Notebook x2 10-p018wm

RTC CMOS Battery for HP Notebook x2 10-p018wm

¥88.18
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS battery for your HP Notebook x2 10-p018wmHP Notebook x2 10-p018wm CMOS batteries are the highest-quality lithium-ion...
RTC CMOS Battery for HP Notebook x2 (all model numbers 10-p0XX) Detachable PC

RTC CMOS Battery for HP Notebook x2 (all model numbers 10-p0XX) Detachable PC

¥88.18
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS battery for your HP Notebook x2 (all model numbers 10-p0XX) Detachable PCHP Notebook x2 (all model...
RTC CMOS Battery for HP ProBook 4740s

RTC CMOS Battery for HP ProBook 4740s

¥80.83
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS battery for your HP ProBook 4740sHP ProBook 4740s CMOS batteries are the highest-quality lithium-ion batteries on...

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.