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Item #:
220561125
CMOS Battery for Dell Latitude E5440 E5450 E6440 E6420 E7440 E7240,CMOS battery for Dell AlienWare M11x R1 R2 Area-51 M9700 M9750 laptop BIOS RTC
88% of respondents would recommend this to a friend
Item #:
220561125
GBP 12
Price Details
Price
GBP 12
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If Item price + shipping is below GBP 135, 20% VAT will be calculated on checkout, if it is equal or above GBP 135, no VAT will be charged. )
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Order now and get it around Friday, September 18
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High-quality CMOS Battery for Dell and Alienware laptops, with a long lifespan of up to 8 years.
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What Stands Out
Wide Compatibility
Designed for multiple Dell models, this CMOS battery ensures compatibility with laptops like Latitude and Alienware, making it an ideal choice for a range of users seeking reliable replacements.
Easy Installation
With a 2-wire cable and connector, this battery simplifies the installation process, allowing users to quickly replace their CMOS battery without professional help.
Reliable Performance
This CMOS battery provides stable power for BIOS and RTC functions, ensuring your laptop maintains accurate time and settings, which enhances overall device reliability and performance.
Product Details
| Number of Batteries | 1 CR2032 batteries required. (included) |
| Brand | LJCELL |
| Model Number | LJ-CMOS-4 |
| Model Name | LJ-CMOS-4 |
| Manufacturer | LJCELL |
| Battery Cell Type | Lithium Manganese Dioxide |
| Battery Capacity | 240 milliamp_hours |
| Voltage | 3 volts |
| Reusability | Single Use |
| Unit Count | 1 Count |
| Battery Weight | 3 g |
| Item Dimensions | 3.35 x 0.79 x 0.08 inches (8.5 x 2 x 0.2 cm) |
| Item Weight | 5 g |
| Antenna Location | Laptop |
| Battery Cell Composition | Lithium Manganese Dioxide |
| Recommended Uses For Product | Laptop |
Dangerous Goods
To avoid the delay in customs clearance process for Dangerous Goods, the shipment shall be opened at our warehouse facility to check the severity of hazardous components. Please see the list of Dangerous goods here.
Who Should Buy?
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Laptop Maintenance
Ideal for users who regularly maintain their Dell laptops and require an efficient replacement for the CMOS battery.
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Gaming Enthusiasts
Perfect for gamers using Dell Alienware laptops needing a reliable battery to maintain settings and performance.
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Technical Users
Recommended for tech-savvy individuals comfortable with DIY repairs who want to replace their laptop's CMOS battery.
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Casual Users
Not suitable for casual users who may prefer professional assistance for hardware repairs and replacements.
Product Description
CMOS Battery for Dell Latitude E5440 E5450 E6440 E6420 E7440 E7240,CMOS battery for Dell AlienWare M11x R1 R2 Area-51 M9700 M9750 laptop BIOS RTC CR2032 Battery with 2 Wire Cable and connector.
Have any Query? Chat with us
Customer Questions & Answers
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Question:
What is a CMOS battery and why is it important for my laptop?
Answer: A CMOS battery is a small battery that powers the CMOS (Complementary Metal-Oxide-Semiconductor) chip in your laptop. It retains critical system settings such as date, time, and hardware configuration, even when the laptop is turned off. If your laptop is displaying incorrect times or losing BIOS settings, replacing the CMOS battery is essential. This ensures smooth operation, allowing your laptop to boot up with the correct parameters every time. -
Question:
How do I know if I need to replace the CMOS battery?
Answer: Signs that indicate the need for a CMOS battery replacement include persistent date and time errors, failure to boot up properly, or BIOS settings reverting to defaults. If you frequently encounter a message regarding BIOS settings during startup, it's a clear sign to consider replacing the CMOS battery to restore stability and functionality to your laptop. -
Question:
What laptops are compatible with the 2 Pcs CMOS Battery for Dell and Alienware?
Answer: This CMOS battery is compatible with various Dell models, including Latitude E5440, E5450, E6440, E6420, E7440, E7240, as well as Alienware models such as M11x R1, M11x R2, Area-51, M9700, and M9750. Ensuring compatibility is vital for proper installation and functioning, so always check your model before purchase. -
Question:
How do I replace the CMOS battery in my laptop?
Answer: Replacing the CMOS battery typically involves removing the laptop's cover, locating the battery on the motherboard, and installing the new battery. For precise instructions, refer to your laptop’s manual for specific steps related to your model. This process helps maintain your computer's settings and performance, ensuring it operates efficiently over time. -
Question:
How long does a CMOS battery usually last?
Answer: The lifespan of a CMOS battery can vary, but it typically lasts anywhere from 2 to 10 years, depending on usage and conditions. If you notice issues such as incorrect date and time settings, it may signify that the battery is losing charge and needs replacement. Regular checks can help prevent unexpected software glitches caused by power loss to the CMOS chip. -
Question:
What type of battery do I need for my Dell/Alienware laptop?
Answer: You need a CR2032 battery for your Dell Latitude or Alienware laptop. This particular battery type is widely used due to its compact size and reliable performance. It is crucial to verify the model compatibility before purchasing, as using the wrong type can lead to performance issues or permanent damage. -
Question:
Can I use my laptop without a CMOS battery?
Answer: While a laptop can power on without a CMOS battery, it will struggle to retain important settings like the date, time, and BIOS configuration. This can hinder performance and could lead to errors during startup. For optimal functionality, it is recommended to keep a functioning CMOS battery installed. -
Question:
Is it safe to replace the CMOS battery myself?
Answer: Yes, replacing the CMOS battery is generally safe and can be done by users with basic technical skills. However, it’s important to follow instructions specific to your laptop model to avoid damage. Make sure to power off and unplug your device beforehand, and you can maintain the integrity of your laptop while upgrading its internals. -
Question:
How do I dispose of an old CMOS battery?
Answer: CMOS batteries can be disposed of at designated battery recycling centers or electronics waste facilities. It is important to follow local regulations regarding battery disposal to prevent environmental contamination. Proper disposal contributes to sustainability and ensures safe handling of hazardous waste. -
Question:
Where can I buy 2 Pcs Cmos Battery for Dell Latitude E5440 E5450 E6440 E6420 E7440 E7240 for Alienware M11x R1 R2 Area-51 M9700 M9750 Laptop Bios Rtc CR2032 Battery?
Answer: You can buy the 2 Pcs CMOS Battery for Dell and Alienware laptops at Ubuy in UK. Ubuy offers a wide selection of compatible batteries, ensuring quality and reliable performance. By shopping at Ubuy, you can easily find the right product tailored to the needs of your specific laptop model.
LJCELL Batteries LJ-CMOS-4 Editorial Review
CMOS Battery for Dell Latitude E5440 E5450 E6440 E6420 E7440 E7240, CMOS battery for Dell AlienWare M11x R1 R2 Area-51 M9700 M9750 laptop BIOS RTC CR2032 Battery with 2 Wire Cable and connector; includes a CR2032 battery and is designed for seamless installation in various Dell models. Users praise its fit and performance, noting that it effectively resolves BIOS errors like time/date not set and allows laptops to boot normally again. The provided pre-wired connector simplifies setup, ensuring compatibility particularly with Dell laptops. However, potential buyers should verify model compatibility before ordering to ensure correct fitment.
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Pros
- Fits several Dell Latitude and Alienware models
- Resolves BIOS errors effectively
- Pre-wired for easy installation
- Single-use battery with dependable performance
- Lightweight and compact design
Cons
- Wire thickness requires careful handling during installation
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GBP 12
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Order now and get it around Friday, September 18
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Features & Benefits
- Universal compatibility with most laptop brands and models
- Replaces BIOS CMOS battery for various Alienware and Dell models
- Convenient and easy to use
- Saves time and money
- Long lifespan of up to 8 years
- High-quality performance and reliability
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