CMOS Batteries

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RTC CMOS Battery for Lenovo IdeaPad 100-15IBD

RTC CMOS Battery for Lenovo IdeaPad 100-15IBD

¥80.83
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your Lenovo IdeaPad 100-15IBDLenovo IdeaPad 100-15IBD CMOS batteries are the highest-quality lithium-ion batteries on the...
RTC CMOS Battery for Lenovo Flex 5-1570 (Type 81 CA)

RTC CMOS Battery for Lenovo Flex 5-1570 (Type 81 CA)

¥80.83
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your Lenovo Flex 5-1570 (Type 81 CA)Lenovo Flex 5-1570 (Type 81 CA) CMOS batteries are...
RTC CMOS Battery for Lenovo ThinkPad X13 Yoga Gen 1

RTC CMOS Battery for Lenovo ThinkPad X13 Yoga Gen 1

¥80.83
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your Lenovo ThinkPad X13 Yoga Gen 1Lenovo ThinkPad X13 Yoga Gen 1 CMOS batteries are...
RTC CMOS Battery for Lenovo Legion 7-16ACHg6

RTC CMOS Battery for Lenovo Legion 7-16ACHg6

¥80.83
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your Lenovo Legion 7-16ACHg6Lenovo Legion 7-16ACHg6 CMOS batteries are the highest-quality lithium-ion batteries on the...
RTC CMOS Battery for Lenovo Flex 3-1130

RTC CMOS Battery for Lenovo Flex 3-1130

¥80.83
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your Lenovo Flex 3-1130Lenovo Flex 3-1130 CMOS batteries are the highest-quality lithium-ion batteries on the...
RTC CMOS Battery for Lenovo ThinkPad Yoga 14

RTC CMOS Battery for Lenovo ThinkPad Yoga 14

¥80.83
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your Lenovo ThinkPad Yoga 14Lenovo ThinkPad Yoga 14 CMOS batteries are the highest-quality lithium-ion batteries...
RTC CMOS Battery for Lenovo ThinkPad S3 Yoga 14

RTC CMOS Battery for Lenovo ThinkPad S3 Yoga 14

¥80.83
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your Lenovo ThinkPad S3 Yoga 14Lenovo ThinkPad S3 Yoga 14 CMOS batteries are the highest-quality...
RTC CMOS Battery for Lenovo ThinkPad P40 Yoga

RTC CMOS Battery for Lenovo ThinkPad P40 Yoga

¥80.83
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your Lenovo ThinkPad P40 YogaLenovo ThinkPad P40 Yoga CMOS batteries are the highest-quality lithium-ion batteries...
RTC CMOS Battery for Lenovo ThinkPad L530

RTC CMOS Battery for Lenovo ThinkPad L530

¥80.83
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your Lenovo ThinkPad L530Lenovo ThinkPad L530 CMOS batteries are the highest-quality lithium-ion batteries on the...
RTC CMOS Battery for Lenovo ThinkPad T440

RTC CMOS Battery for Lenovo ThinkPad T440

¥80.83
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your Lenovo ThinkPad T440Lenovo ThinkPad T440 CMOS batteries are the highest-quality lithium-ion batteries on the...
RTC CMOS Battery for Lenovo ThinkPad X395

RTC CMOS Battery for Lenovo ThinkPad X395

¥80.83
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your Lenovo ThinkPad X395Lenovo ThinkPad X395 CMOS batteries are the highest-quality lithium-ion batteries on the...
RTC CMOS Battery for Lenovo ThinkPad X131e

RTC CMOS Battery for Lenovo ThinkPad X131e

¥80.83
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat FeeHigh-quality and reliable CMOS battery for your Lenovo ThinkPad X131eLenovo ThinkPad X131e 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.