CMOS Batteries

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Replacement RTC CMOS Battery for Lenovo (Part Number) 023.22032.0301

Replacement RTC CMOS Battery for Lenovo (Part Number) 023.22032.0301

£8.85
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your Lenovo (Part Number) 023.22032.0301Lenovo (Part Number) 023.22032.0301 CMOS batteries are the highest-quality lithium-ion batteries...
Replacement RTC CMOS Battery for Lenovo (Part Number) 92P0986

Replacement RTC CMOS Battery for Lenovo (Part Number) 92P0986

£8.85
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your Lenovo (Part Number) 92P0986Lenovo (Part Number) 92P0986 CMOS batteries are the highest-quality lithium-ion batteries...
Replacement RTC CMOS Battery for Lenovo (Part Number) 08K8216

Replacement RTC CMOS Battery for Lenovo (Part Number) 08K8216

£8.85
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your Lenovo (Part Number) 08K8216Lenovo (Part Number) 08K8216 CMOS batteries are the highest-quality lithium-ion batteries...
Replacement RTC CMOS Battery for HP, Sony (Part Number) 23.21218.022

Replacement RTC CMOS Battery for HP, Sony (Part Number) 23.21218.022

£8.85
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your HP, Sony (Part Number) 23.21218.022HP, Sony (Part Number) 23.21218.022 CMOS batteries are the highest-quality...
Replacement RTC CMOS Battery for HP (Part Number) GC020029A00

Replacement RTC CMOS Battery for HP (Part Number) GC020029A00

£8.85
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your HP (Part Number) GC020029A00HP (Part Number) GC020029A00 CMOS batteries are the highest-quality lithium-ion batteries...
Replacement RTC CMOS Battery for HP (Part Number) GC020029B00

Replacement RTC CMOS Battery for HP (Part Number) GC020029B00

£8.85
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your HP (Part Number) GC020029B00HP (Part Number) GC020029B00 CMOS batteries are the highest-quality lithium-ion batteries...
Replacement RTC CMOS Battery for HP (Part Number) 740187601

Replacement RTC CMOS Battery for HP (Part Number) 740187601

£8.85
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your HP (Part Number) 740187601HP (Part Number) 740187601 CMOS batteries are the highest-quality lithium-ion batteries...
Replacement RTC CMOS Battery for HP (Part Number) GC02000V100

Replacement RTC CMOS Battery for HP (Part Number) GC02000V100

£8.85
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your HP (Part Number) GC02000V100HP (Part Number) GC02000V100 CMOS batteries are the highest-quality lithium-ion batteries...
Replacement RTC CMOS Battery for HP (Part Number) GC02000KI00

Replacement RTC CMOS Battery for HP (Part Number) GC02000KI00

£8.85
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your HP (Part Number) GC02000KI00HP (Part Number) GC02000KI00 CMOS batteries are the highest-quality lithium-ion batteries...
Replacement RTC CMOS Battery for HP (Part Number) GC02000V200

Replacement RTC CMOS Battery for HP (Part Number) GC02000V200

£8.85
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your HP (Part Number) GC02000V200HP (Part Number) GC02000V200 CMOS batteries are the highest-quality lithium-ion batteries...
Replacement RTC CMOS Battery for HP (Part Number) 740187-601

Replacement RTC CMOS Battery for HP (Part Number) 740187-601

£8.85
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your HP (Part Number) 740187-601HP (Part Number) 740187-601 CMOS batteries are the highest-quality lithium-ion batteries...
Replacement RTC CMOS Battery for HP (Part Number) GC02000BI00

Replacement RTC CMOS Battery for HP (Part Number) GC02000BI00

£8.85
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your HP (Part Number) GC02000BI00HP (Part Number) GC02000BI00 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.