CMOS Batteries

Sort by:
RTC CMOS Battery for Dell Inspiron One 2305 AIO / W01C / W01C001

RTC CMOS Battery for Dell Inspiron One 2305 AIO / W01C / W01C001

¥43.19
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS battery for your Dell Inspiron One 2305 AIO / W01C / W01C001Dell Inspiron One 2305 AIO...
RTC CMOS Battery for Dell Inspiron One 2020 AIO / W06B / W06B001

RTC CMOS Battery for Dell Inspiron One 2020 AIO / W06B / W06B001

¥43.19
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS battery for your Dell Inspiron One 2020 AIO / W06B / W06B001Dell Inspiron One 2020 AIO...
RTC CMOS Battery for Dell Inspiron One 19 Touch AIO / W01B / W01B001

RTC CMOS Battery for Dell Inspiron One 19 Touch AIO / W01B / W01B001

¥43.19
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS battery for your Dell Inspiron One 19 Touch AIO / W01B / W01B001Dell Inspiron One 19...
RTC CMOS Battery for Dell Inspiron One 19 AIO / W01B / W01B001

RTC CMOS Battery for Dell Inspiron One 19 AIO / W01B / W01B001

¥43.19
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS battery for your Dell Inspiron One 19 AIO / W01B / W01B001Dell Inspiron One 19 AIO...
RTC CMOS Battery for Dell Inspiron Mini Duo 1090 / P08T / P08T001

RTC CMOS Battery for Dell Inspiron Mini Duo 1090 / P08T / P08T001

¥43.19
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS battery for your Dell Inspiron Mini Duo 1090 / P08T / P08T001Dell Inspiron Mini Duo 1090...
RTC CMOS Battery for Dell Inspiron Mini 12 1210 / PP40S

RTC CMOS Battery for Dell Inspiron Mini 12 1210 / PP40S

¥79.24
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS battery for your Dell Inspiron Mini 12 1210 / PP40SDell Inspiron Mini 12 1210 / PP40S...
RTC CMOS Battery for Dell Inspiron Mini 10v 1018 / P09T / P09T001

RTC CMOS Battery for Dell Inspiron Mini 10v 1018 / P09T / P09T001

¥43.19
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS battery for your Dell Inspiron Mini 10v 1018 / P09T / P09T001Dell Inspiron Mini 10v 1018...
RTC CMOS Battery for Dell Inspiron Mini 10 1012 / P04T / P04T001

RTC CMOS Battery for Dell Inspiron Mini 10 1012 / P04T / P04T001

¥43.19
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS battery for your Dell Inspiron Mini 10 1012 / P04T / P04T001Dell Inspiron Mini 10 1012...
RTC CMOS Battery for Dell Inspiron Mini 10v 1011 / PP19S

RTC CMOS Battery for Dell Inspiron Mini 10v 1011 / PP19S

¥79.24
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS battery for your Dell Inspiron Mini 10v 1011 / PP19SDell Inspiron Mini 10v 1011 / PP19S...
RTC CMOS Battery for Dell Inspiron Mini 10 1010 / PP19S

RTC CMOS Battery for Dell Inspiron Mini 10 1010 / PP19S

¥79.24
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS battery for your Dell Inspiron Mini 10 1010 / PP19SDell Inspiron Mini 10 1010 / PP19S...
RTC CMOS Battery for Dell Inspiron Mini 9 910 / PP39S

RTC CMOS Battery for Dell Inspiron Mini 9 910 / PP39S

¥79.24
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS battery for your Dell Inspiron Mini 9 910 / PP39SDell Inspiron Mini 9 910 / PP39S...
RTC CMOS Battery for Dell Inspiron M731R / P17E / P17E003

RTC CMOS Battery for Dell Inspiron M731R / P17E / P17E003

¥43.19
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS battery for your Dell Inspiron M731R / P17E / P17E003Dell Inspiron M731R / P17E / P17E003...

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.