CMOS Batteries

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RTC CMOS Battery for Getac V200

RTC CMOS Battery for Getac V200

¥80.75
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS battery for your Getac V200Getac V200 CMOS batteries are the highest-quality lithium-ion batteries on the market....
RTC CMOS Battery for Getac V110

RTC CMOS Battery for Getac V110

¥80.75
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS battery for your Getac V110Getac V110 CMOS batteries are the highest-quality lithium-ion batteries on the market....
RTC CMOS Battery for Getac W130

RTC CMOS Battery for Getac W130

¥80.75
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS battery for your Getac W130Getac W130 CMOS batteries are the highest-quality lithium-ion batteries on the market....
RTC CMOS Battery for Compaq Mini 110c-1100

RTC CMOS Battery for Compaq Mini 110c-1100

¥80.75
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS battery for your Compaq Mini 110c-1100Compaq Mini 110c-1100 CMOS batteries are the highest-quality lithium-ion batteries on...
RTC CMOS Battery for ASUS ROG GR8 II mini PC

RTC CMOS Battery for ASUS ROG GR8 II mini PC

¥80.75
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS battery for your ASUS ROG GR8 II mini PCASUS ROG GR8 II mini PC CMOS batteries...
RTC CMOS Battery for ASUS ROG Strix RTX40-E Motherboard

RTC CMOS Battery for ASUS ROG Strix RTX40-E Motherboard

¥80.75
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS battery for your ASUS ROG Strix RTX40-E MotherboardASUS ROG Strix RTX40-E Motherboard CMOS batteries are the...
RTC CMOS Battery for ASUS Chromebox CN60

RTC CMOS Battery for ASUS Chromebox CN60

¥80.75
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS battery for your ASUS Chromebox CN60ASUS Chromebox CN60 CMOS batteries are the highest-quality lithium-ion batteries on...
RTC CMOS Battery for Apple PowerBook G4

RTC CMOS Battery for Apple PowerBook G4

¥110.14
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS battery for your Apple PowerBook G4Apple PowerBook G4 CMOS batteries are the highest-quality lithium-ion batteries on...
RTC CMOS Battery for Acer Swift 3 SF313-53-78UG

RTC CMOS Battery for Acer Swift 3 SF313-53-78UG

¥80.75
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS battery for your Acer Swift 3 SF313-53-78UGAcer Swift 3 SF313-53-78UG CMOS batteries are the highest-quality lithium-ion...
ML1220 Rechargeable Battery with Tabs for Toshiba Satellite A210 A215 A300 A665D C650 L305 L355 L355D freeshipping - Rome Tech Cases

ML1220 Rechargeable CMOS Battery with Solder Tabs

¥58.71
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeePLEASE NOTE: ML1220 batteries are rechargeable and come pre-charged to 2.7-2.8V. The computer will recharge them to 3v after installation.BEST SOLUTION FOR...
RTC CMOS Battery for ASUS S550C

RTC CMOS Battery for ASUS S550C

¥80.75
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your ASUS S550CASUS S550C CMOS batteries are the highest-quality lithium-ion batteries on the market. High...
Maxell LR44 1.5V Alkaline Coin CMOS Battery (Retail Package)

Maxell LR44 1.5V Alkaline Coin CMOS Battery (Retail Package)

¥21.97 – ¥881.66
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High grade Maxell brand, Japanese quality and performance. Alkaline High Drain Button Cell Battery, 1.5 Nominal Voltage. High Capacity 110mAh,...

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.