CMOS Batteries

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RTC CMOS Battery for HP Compaq NX6000

RTC CMOS Battery for HP Compaq NX6000

$10.99
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your HP Compaq NX6000HP Compaq NX6000 CMOS batteries are the highest-quality lithium-ion batteries on the...
RTC CMOS Battery for HP Compaq NW8230

RTC CMOS Battery for HP Compaq NW8230

$10.99
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your HP Compaq NW8230HP Compaq NW8230 CMOS batteries are the highest-quality lithium-ion batteries on the...
RTC CMOS Battery for HP Compaq NC6000

RTC CMOS Battery for HP Compaq NC6000

$10.99
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your HP Compaq NC6000HP Compaq NC6000 CMOS batteries are the highest-quality lithium-ion batteries on the...
RTC CMOS Battery for HP Compaq NC6100

RTC CMOS Battery for HP Compaq NC6100

$10.99
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your HP Compaq NC6100HP Compaq NC6100 CMOS batteries are the highest-quality lithium-ion batteries on the...
RTC CMOS Battery for HP Compaq NC4010

RTC CMOS Battery for HP Compaq NC4010

$10.99
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your HP Compaq NC4010HP Compaq NC4010 CMOS batteries are the highest-quality lithium-ion batteries on the...
RTC CMOS Battery for HP Compaq NC4000

RTC CMOS Battery for HP Compaq NC4000

$10.99
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your HP Compaq NC4000HP Compaq NC4000 CMOS batteries are the highest-quality lithium-ion batteries on the...
RTC CMOS Battery for Dell Vostro 1500

RTC CMOS Battery for Dell Vostro 1500

$10.99
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your Dell Vostro 1500Dell Vostro 1500 CMOS batteries are the highest-quality lithium-ion batteries on the...
RTC CMOS Battery for Lenovo ThinkPad X1 Carbon 5th Gen Skylake (Type 20K4, 20K3)

RTC CMOS Battery for Lenovo ThinkPad X1 Carbon 5th Gen Skylake (Type 20K4, 20K3)

$10.99
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your RTC CMOS Battery for Lenovo ThinkPad X1 Carbon 5th Gen Skylake (Type 20K4, 20K3)RTC...
RTC CMOS Battery for Lenovo ThinkPad Edge E15

RTC CMOS Battery for Lenovo ThinkPad Edge E15

$10.99
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your Lenovo ThinkPad Edge E15Lenovo ThinkPad Edge E15 CMOS batteries are the highest-quality lithium-ion batteries...
RTC CMOS Battery for Lenovo ThinkPad E595 (Type 20NF)

RTC CMOS Battery for Lenovo ThinkPad E595 (Type 20NF)

$10.99
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your Lenovo ThinkPad E595 (Type 20NF)Lenovo ThinkPad E595 (Type 20NF) CMOS batteries are the highest-quality...
RTC CMOS Battery for Lenovo ThinkPad E495 (Type 20NE)

RTC CMOS Battery for Lenovo ThinkPad E495 (Type 20NE)

$10.99
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your Lenovo ThinkPad E495 (Type 20NE)Lenovo ThinkPad E495 (Type 20NE) CMOS batteries are the highest-quality...
RTC CMOS Battery for Lenovo Legion Y740-15ICHg

RTC CMOS Battery for Lenovo Legion Y740-15ICHg

$10.99
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your Lenovo Legion Y740-15ICHgLenovo Legion Y740-15ICHg 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.