CMOS Batteries

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RTC CMOS Battery for HP Pavilion dv6100

RTC CMOS Battery for HP Pavilion dv6100

$10.99
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your HP Pavilion dv6100HP Pavilion dv6100 CMOS batteries are the highest-quality lithium-ion batteries on the...
RTC CMOS Battery for HP Pavilion dv6200

RTC CMOS Battery for HP Pavilion dv6200

$10.99
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your HP Pavilion dv6200HP Pavilion dv6200 CMOS batteries are the highest-quality lithium-ion batteries on the...
RTC CMOS Battery for HP Pavilion dv4t

RTC CMOS Battery for HP Pavilion dv4t

$10.99
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your HP Pavilion dv4t HP Pavilion dv4t CMOS batteries are the highest-quality lithium-ion batteries on...
RTC CMOS Battery for HP Pavilion dm4-3050eb

RTC CMOS Battery for HP Pavilion dm4-3050eb

$10.99
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your HP Pavilion dm4-3050eb HP Pavilion dm4-3050eb CMOS batteries are the highest-quality lithium-ion batteries on...
RTC CMOS Battery for HP Pavilion dm4-3050us

RTC CMOS Battery for HP Pavilion dm4-3050us

$10.99
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your HP Pavilion dm4-3050us HP Pavilion dm4-3050us CMOS batteries are the highest-quality lithium-ion batteries on...
RTC CMOS Battery for HP Pavilion 15-do35dx

RTC CMOS Battery for HP Pavilion 15-do35dx

$10.99
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your HP Pavilion 15-do35dxHP Pavilion 15-do35dx CMOS batteries are the highest-quality lithium-ion batteries on the...
RTC CMOS Battery for HP EliteBook 8540w

RTC CMOS Battery for HP EliteBook 8540w

$10.99
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your HP EliteBook 8540wHP EliteBook 8540w CMOS batteries are the highest-quality lithium-ion batteries on the...
RTC CMOS Battery for HP EliteBook 8540p

RTC CMOS Battery for HP EliteBook 8540p

$10.99
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your HP EliteBook 8540pHP EliteBook 8540p CMOS batteries are the highest-quality lithium-ion batteries on the...
RTC CMOS Battery for HP EliteBook 850 G3

RTC CMOS Battery for HP EliteBook 850 G3

$10.99
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your HP EliteBook 850 G3HP EliteBook 850 G3 CMOS batteries are the highest-quality lithium-ion batteries...
RTC CMOS Battery for HP EliteBook 850 G2

RTC CMOS Battery for HP EliteBook 850 G2

$10.99
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your HP EliteBook 850 G2HP EliteBook 850 G2 CMOS batteries are the highest-quality lithium-ion batteries...
RTC CMOS Battery for HP EliteBook 8440w

RTC CMOS Battery for HP EliteBook 8440w

$10.99
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your HP EliteBook 8440wHP EliteBook 8440w CMOS batteries are the highest-quality lithium-ion batteries on the...
RTC CMOS Battery for HP EliteBook 755 G2

RTC CMOS Battery for HP EliteBook 755 G2

$10.99
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your HP EliteBook 755 G2HP EliteBook 755 G2 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.