CMOS Batteries

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RTC CMOS Battery for Dell Inspiron 5150 / PP08L

RTC CMOS Battery for Dell Inspiron 5150 / PP08L

£6.27
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS battery for your Dell Inspiron 5150 / PP08LDell Inspiron 5150 / PP08L CMOS batteries are the...
RTC CMOS Battery for Dell Inspiron 5100 / PP07L

RTC CMOS Battery for Dell Inspiron 5100 / PP07L

£6.27
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS battery for your Dell Inspiron 5100 / PP07LDell Inspiron 5100 / PP07L CMOS batteries are the...
RTC CMOS Battery for Dell Inspiron 4150 / PP01L

RTC CMOS Battery for Dell Inspiron 4150 / PP01L

£9.42
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS battery for your Dell Inspiron 4150 / PP01LDell Inspiron 4150 / PP01L CMOS batteries are the...
RTC CMOS Battery for Dell Inspiron 3793 / P35E / P35E007

RTC CMOS Battery for Dell Inspiron 3793 / P35E / P35E007

£4.70
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS battery for your Dell Inspiron 3793 / P35E / P35E007Dell Inspiron 3793 / P35E / P35E007...
RTC CMOS Battery for Dell Inspiron 3700 / PRX

RTC CMOS Battery for Dell Inspiron 3700 / PRX

£9.42
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS battery for your Dell Inspiron 3700 / PRXDell Inspiron 3700 / PRX CMOS batteries are the...
RTC CMOS Battery for Dell Inspiron 2200 / PP10S

RTC CMOS Battery for Dell Inspiron 2200 / PP10S

£4.70
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS battery for your Dell Inspiron 2200 / PP10SDell Inspiron 2200 / PP10S CMOS batteries are the...
RTC CMOS Battery for Dell Inspiron 1764 / P07E / P07E001

RTC CMOS Battery for Dell Inspiron 1764 / P07E / P07E001

£4.70
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS battery for your Dell Inspiron 1764 / P07E / P07E001Dell Inspiron 1764 / P07E / P07E001...
RTC CMOS Battery for Dell Inspiron 1750 / P04E / P04E001

RTC CMOS Battery for Dell Inspiron 1750 / P04E / P04E001

£4.70
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS battery for your Dell Inspiron 1750 / P04E / P04E001Dell Inspiron 1750 / P04E / P04E001...
RTC CMOS Battery for Dell Inspiron 1721 / PP22X

RTC CMOS Battery for Dell Inspiron 1721 / PP22X

£8.63
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS battery for your Dell Inspiron 1721 / PP22XDell Inspiron 1721 / PP22X CMOS batteries are the...
RTC CMOS Battery for Dell Inspiron 1720 / PP22X

RTC CMOS Battery for Dell Inspiron 1720 / PP22X

£8.63
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS battery for your Dell Inspiron 1720 / PP22XDell Inspiron 1720 / PP22X CMOS batteries are the...
RTC CMOS Battery for Dell Inspiron 1546 / P02F / P02F001

RTC CMOS Battery for Dell Inspiron 1546 / P02F / P02F001

£4.70
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS battery for your Dell Inspiron 1546 / P02F / P02F001Dell Inspiron 1546 / P02F / P02F001...
RTC CMOS Battery for Dell Inspiron 1545 / PP41L

RTC CMOS Battery for Dell Inspiron 1545 / PP41L

£4.70
Limited Time International Shipping Promo ̶$̶1̶3̶.̶9̶9̶ - $5 Flat Fee High-quality and reliable CMOS battery for your Dell Inspiron 1545 / PP41LDell Inspiron 1545 / PP41L CMOS batteries are 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.