CMOS Batteries

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RTC CMOS Battery for HP Pavilion DV6000

RTC CMOS Battery for HP Pavilion DV6000

¥80.80
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your HP Pavilion DV6000HP Pavilion DV6000 CMOS batteries are the highest-quality lithium-ion batteries on the...
RTC CMOS Battery for HP Pavilion dv7t-7000

RTC CMOS Battery for HP Pavilion dv7t-7000

¥80.80
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your HP Pavilion dv7t-7000HP Pavilion dv7t-7000 CMOS batteries are the highest-quality lithium-ion batteries on the...
RTC CMOS Battery for HP Pavilion dv6 Series

RTC CMOS Battery for HP Pavilion dv6 Series

¥80.80
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh quality and reliable CMOS battery for your HP Pavilion dv6 Series Rome Tech CMOS batteries for HP Pavilion dv6 Series...
RTC CMOS Battery for HP Elitebook 8770W

RTC CMOS Battery for HP Elitebook 8770W

¥80.80
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your HP Elitebook 8770WHP Elitebook 8770W CMOS batteries are the highest-quality lithium-ion batteries on the...
RTC CMOS Battery for HP Envy X360 15-W154NR

RTC CMOS Battery for HP Envy X360 15-W154NR

¥80.80
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your HP Envy X360 15-W154NRHP Envy X360 15-W154NR CMOS batteries are the highest-quality lithium-ion batteries...
RTC CMOS Battery for ASUS ZenBook UX32VD

RTC CMOS Battery for ASUS ZenBook UX32VD

¥80.80
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your ASUS ZenBook UX32VDASUS ZenBook UX32VD CMOS batteries are the highest-quality lithium-ion batteries on the...
RTC CMOS Battery for ASUS ZenBook UX32A

RTC CMOS Battery for ASUS ZenBook UX32A

¥80.80
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your ASUS ZenBook UX32AASUS ZenBook UX32A CMOS batteries are the highest-quality lithium-ion batteries on the...
RTC CMOS Battery for ASUS VivoBook X202E

RTC CMOS Battery for ASUS VivoBook X202E

¥80.80
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your ASUS VivoBook X202EASUS VivoBook X202E CMOS batteries are the highest-quality lithium-ion batteries on the...
RTC CMOS Battery for ASUS ZenBook UX303LA

RTC CMOS Battery for ASUS ZenBook UX303LA

¥80.80
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your ASUS ZenBook UX303LAASUS ZenBook UX303LA CMOS batteries are the highest-quality lithium-ion batteries on the...
RTC CMOS Battery for ASUS VivoBook S200E

RTC CMOS Battery for ASUS VivoBook S200E

¥80.80
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your ASUS VivoBook S200EASUS VivoBook S200E CMOS batteries are the highest-quality lithium-ion batteries on the...
RTC CMOS Battery for ASUS ROG Strix GL503GE

RTC CMOS Battery for ASUS ROG Strix GL503GE

¥80.80
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your ASUS ROG Strix GL503GEASUS ROG Strix GL503GE CMOS batteries are the highest-quality lithium-ion batteries...
RTC CMOS Battery for ASUS ROG Strix G702

RTC CMOS Battery for ASUS ROG Strix G702

¥80.80
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your ASUS ROG Strix G702ASUS ROG Strix G702 CMOS 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.