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DDONG for Galaxy S21 Ultra Replacement Battery, Upgraded 5800mAh EB-BG998ABY Battery for Samsung Galaxy S21 Ultra 5G SM-G998B/DS SM-G998U SM-G998B with Repair Tool Kit
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DDONG for Galaxy S21 Ultra Replacement Battery, Upgraded 5800mAh EB-BG998ABY Battery for Samsung Galaxy S21 Ultra 5G SM-G998B/DS SM-G998U SM-G998B with Repair Tool Kit
Bring Life Back to Your Old Phone!
DDONG for Galaxy S21 Ultra Replacement Battery, Upgraded 5800mAh EB-BG998ABY Battery for Samsung Galaxy S21 Ultra 5G SM-G998B/DS SM-G998U SM-G998B with Repair Tool Kit
Item #: 223913096

DDONG for Galaxy S21 Ultra Replacement Battery, Upgraded 5800mAh EB-BG998ABY Battery for Samsung Galaxy S21 Ultra 5G SM-G998B/DS SM-G998U SM-G998B

Item #: 223913096

NZD 51

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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.

What Stands Out

High Capacity
Equipped with a powerful 5800mAh capacity, this battery offers extended usage time, ensuring your Galaxy S21 Ultra stays operational throughout the day without frequent recharges.
Compatibility
Designed specifically for Samsung Galaxy S21 Ultra models, this replacement battery ensures a perfect fit and reliable performance, minimizing compatibility concerns experienced with generic options.
Including Tool Kit
Comes with a comprehensive repair tool kit, facilitating easy installation and saving you time and money spent on professional services for battery replacement.

Product Details

Shop DDONG for Galaxy S21 Ultra Replacement Battery, Upgraded 5800mAh EB-BG998ABY Battery for Samsung Galaxy S21 Ultra 5G SM-G998B/DS SM-G998U SM-G998B with Repair Tool Kit online at a best price in Cook Islands. B0CBKBZZS4
Number of Batteries1 Lithium Ion batteries required. (included)
BrandDDONG
Model NumberEB-BG998ABY
Model NameEB-BG998ABY
ManufacturerDDONG
Battery Capacity5800 milliamp_hours
Voltage3.88 volts
ReusabilityRechargeable
Compatible Phone Modelsfor S21 Ultra 5G
Unit Count1 Count
Battery Weight40 g
Antenna LocationPhone
Battery Cell TypeLithium Ion
Battery Cell CompositionLithium Ion
Recommended Uses For ProductPhone

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?

Suitable For
  • Heavy Users

    Ideal for users who frequently use their phones for gaming, streaming, or multitasking throughout the day.

  • DIY Enthusiasts

    Perfect for individuals comfortable with replacing their smartphone battery using the included repair tool kit.

  • Budget-Conscious

    Great for those looking to extend the life of their Galaxy S21 Ultra without investing in a new device.

Not Suitable For
  • Non-Technical Users

    Users who are not familiar with smartphone repairs may find installation challenging and may need professional help.

Product Description

DDONG for Galaxy S21 Ultra Replacement Battery, Upgraded 5800mAh EB-BG998ABY Battery for Samsung Galaxy S21 Ultra 5G SM-G998B/DS SM-G998U SM-G998B with Repair Tool Kit

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What makes the DDONG replacement battery for Galaxy S21 Ultra superior?

    Answer: The DDONG replacement battery features a high capacity of 5800mAh, which enhances your Galaxy S21 Ultra's performance significantly. Unlike standard batteries, this upgraded version is designed to provide longer usage times, meaning you can enjoy multimedia, gaming, and communication without the constant need to recharge. This is particularly beneficial for heavy users or those who frequently travel.
  • Question: Is the DDONG replacement battery compatible with other Samsung models?

    Answer: The DDONG replacement battery is specifically designed for the Galaxy S21 Ultra, with compatibility for models such as SM-G998BDS, SM-G998U, and SM-G998B. Using a battery tailored for your specific device model is crucial, as it ensures optimal performance and safety. Always check compatibility before installation to avoid any issues.
  • Question: How do I replace my Galaxy S21 Ultra battery with the DDONG battery?

    Answer: Replacing your Galaxy S21 Ultra battery with the DDONG battery involves several steps: first, power off your device and remove the back cover carefully. Then, disconnect the old battery and insert the new DDONG battery in its place, ensuring all connectors are properly aligned. For those experienced with phone repairs, this can be a straightforward process. Otherwise, consider professional assistance for a hassle-free replacement.
  • Question: What precautions should I take when installing the DDONG replacement battery?

    Answer: When installing the DDONG replacement battery, it is essential to ensure that the device is powered off completely and that you work in a static-free environment to prevent any damage. Handle the battery with care to avoid puncturing it and always make sure all connections are secure during installation. Following safety protocols helps maintain device integrity and prevents potential issues.
  • Question: How long does the DDONG replacement battery last on a single charge?

    Answer: The longevity of the DDONG 5800mAh battery on a single charge depends on usage patterns. For typical users engaging in basic tasks like texting and calling, the battery can last throughout the day or longer. For those who frequently stream videos or play games, the duration may be shorter. It's ideal for users who need dependable battery life for extensive daily use.
  • Question: Can I charge the DDONG replacement battery with any charger?

    Answer: Yes, the DDONG replacement battery is compatible with standard chargers provided for the Galaxy S21 Ultra. It's advisable to use original or certified chargers to ensure optimal charging performance and maintain battery health. Using a charger with the appropriate specification also helps in avoiding any overheating or damage during the charging process.
  • Question: Does the DDONG battery support fast charging?

    Answer: The DDONG replacement battery is designed to support fast charging if your device and charger also support this feature. Fast charging allows for quicker recharging times, making it convenient for users who are always on the go. This feature is particularly beneficial when you have limited time to power up your device before heading out.
  • Question: Is it normal for the DDONG battery to slightly expand over time?

    Answer: A small degree of expansion can occur with lithium batteries, including the DDONG replacement battery, due to chemical processes inside. However, excessive bulging is a sign of damage or wear and should be addressed promptly. If you notice significant expansion, it's advisable to stop using the battery and seek professional advice to ensure safety.
  • Question: Where can I buy the DDONG replacement battery for Galaxy S21 Ultra?

    Answer: You can purchase the DDONG replacement battery for the Galaxy S21 Ultra at Ubuy. This platform provides a variety of options to ensure you receive a quality replacement battery. Simply search for the DDONG battery on Ubuy, and you'll find all the necessary details for your purchase.

DDONG Batteries EB-BG998ABY Editorial Review

## Editorial Review The DDONG Replacement Battery for the Galaxy S21 Ultra has received a mixed reception from users, showcasing a blend of positive feedback and Considerable discontent. On one hand, many customers have found the battery easy to install, reporting that it fits perfectly within the device. Some users have praised its performance following the replacement of their old batteries, noting significant improvements at first. However, this positive sentiment is overshadowed by a number of concerning reviews regarding the actual battery capacity and longevity. Several reviewers reported that the claimed capacity of 5800mAh is misleading, with tests revealing actual specifications closer to 4855mAh or even lower. This discrepancy has led to frustration among customers who expected enhanced battery longevity but instead found themselves needing to recharge their devices within under an hour from a full charge. Issues related to the battery's health over time were also flagged, with one reviewer reporting a drop to 82% capacity merely a year after installation. Despite some appreciation for the battery’s fit and initial performance, the overall Consensus leans towards disappointment, primarily due to misleading capacity claims and insufficient durability. ###

Customer Reviews & Ratings

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Pros

  • Easy to install and fits well in the device.
  • Initial performance improvements noted by some users.
  • Good build quality according to certain reviews. ###

Cons

  • Misleading capacity labeling (actual mAh is lower than advertised).

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NZD 51

Order now and get it around Saturday, August 29

QTY:

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Features & Benefits

  • High capacity 5800mAh replacement battery for Galaxy S21 Ultra 5G
  • Built-in IC chip for protection against over-loading and overheating
  • Grade A cells ensure longer battery life and efficient charging
  • Strict quality inspection and compatibility with specific models
  • Recommendations for optimal battery usage and longevity
  • 24-hour customer service satisfaction resolution

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