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Item #:
109339280
Galaxy S21 Ultra Battery, (2024 Upgraded) 6800mAh EB-BG998ABY Li-Polymer Battery Replacement Compatible with Galaxy S21 Ultra 5G SM-G998B/DS SM-G998U
81% of respondents would recommend this to a friend
Item #:
109339280
USD 28
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
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In stock
Imported from USA store
QTY:
Order now and get it around Wednesday, September 23
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What Stands Out
High Capacity
With a massive 6800mAh capacity, the SNRONEW battery replacement ensures longer usage time, allowing users to enjoy their Galaxy S21 Ultra without frequently charging.
Compatibility
This battery is specifically designed for Galaxy S21 Ultra models SM-G998B/DS and SM-G998U, ensuring a perfect fit and optimal performance compared to generic alternatives.
Complete Tool Kit
Included screwdriver tool kit simplifies the replacement process, making it user-friendly and empowering customers to install the battery without professional help, saving time and money.
Product Details
| Number of Batteries | 1 Lithium Polymer batteries required. (included) |
| Brand | SNRONEW |
| Model Number | YYS6 |
| Manufacturer | Shenzhen FengYunTong Technology Co., Ltd. |
| Voltage | 13.5 Millivolts |
| Reusability | Rechargeable |
| Compatible Phone Models | Galaxy S21 Ultra |
| Battery Weight | 89 Grams |
| Battery Cell Type | Lithium Polymer |
| Battery Cell Composition | Lithium Polymer |
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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Heavy Users
Ideal for users who frequently utilize their phone for gaming, streaming, or extensive multitasking.
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Frequent Travelers
Perfect for those who travel often and require a reliable battery life without needing frequent recharges.
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DIY Enthusiasts
Great choice for users comfortable with replacing phone batteries themselves using the provided toolkit.
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Casual Users
Not ideal for users who do not extensively use their phone and can manage with a standard battery.
Product Description
Galaxy S21 Ultra Battery, (2024 Upgraded) 6800mAh EB-BG998ABY Li-Polymer Battery Replacement Compatible with Galaxy S21 Ultra 5G SM-G998B/DS SM-G998U with Screwdriver Tool Kit
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What makes the SNRONEW Galaxy S21 Ultra battery a good replacement option?
Answer: The SNRONEW Galaxy S21 Ultra battery features a robust 6800mAh capacity, which provides extended use compared to the original battery. This upgraded Li-Polymer battery ensures improved longevity and efficiency, enhancing your device's performance. Users benefit from better usage times, making it ideal for heavy use scenarios such as gaming, streaming, and multitasking. -
Question:
Is the SNRONEW battery compatible with all Galaxy S21 Ultra models?
Answer: Yes, the SNRONEW battery is specifically designed to be compatible with the Galaxy S21 Ultra models, including the SM-G998BDS variant. It is important to ensure that your device matches the model number for optimal performance. This compatibility guarantees that you will experience a seamless integration without any alteration to the phone's functions. -
Question:
How do I install the SNRONEW Galaxy S21 Ultra battery?
Answer: To install the SNRONEW Galaxy S21 Ultra battery, begin by powering off your device and carefully removing the back cover. Detach the old battery, ensuring to handle the connectors with care. Insert the new SNRONEW battery, ensuring a secure fit, and replace the back cover. This process is straightforward for those familiar with smartphone maintenance, giving you a direct boost in performance. -
Question:
What advantages does Li-Polymer have over other battery types?
Answer: Li-Polymer batteries, such as the SNRONEW model, are known for their lightweight nature and ability to be manufactured in thin shapes. This results in a more compact and lighter battery without compromising capacity. They also provide better performance at higher temperatures and have a minimal risk of leaking or swelling, which enhances device safety and longevity. -
Question:
How long can I expect the SNRONEW battery to last on a single charge?
Answer: With its advanced 6800mAh capacity, the SNRONEW battery can typically last a full day under normal usage scenarios, such as browsing, streaming videos, or engaging in social media. Power users might find themselves recharging every two days with moderate to heavy usage. This exemplary capacity is designed for modern users who rely on their devices throughout the day. -
Question:
Does the SNRONEW battery support fast charging?
Answer: Yes, the SNRONEW Galaxy S21 Ultra battery supports fast charging technologies that are compatible with the Galaxy S21 Ultra. Fast charging allows you to recharge your battery significantly quicker, making it perfect for users who are frequently on the go. This functionality ensures you can quickly restore power before heading out for the day. -
Question:
What precautions should I take when using the SNRONEW battery?
Answer: When using the SNRONEW Galaxy S21 Ultra battery, it is essential to avoid exposure to extreme temperatures or moisture. Ensure that you only use compatible chargers to maintain battery health. Additionally, monitoring for performance issues is wise, as any unusual devices might signal installation or battery concerns, ensuring your phone continues to run efficiently. -
Question:
What type of performance improvements can I expect?
Answer: Users can expect smoother multitasking and quicker app load times with the SNRONEW Galaxy S21 Ultra battery. The enhanced capacity can lead to less frequent charging along with improved device responsiveness. Whether using resource-intensive applications or general day-to-day tasks, you will notice a significant improvement in overall device functionality. -
Question:
Can I use my old charger with the SNRONEW battery?
Answer: Yes, you can use your existing charger with the SNRONEW Galaxy S21 Ultra battery, as it is compatible with standard charging protocols. However, for optimal performance, especially when harnessing fast charging, it's recommended to utilize a charger that supports this capability. Typically, manufacturers design their chargers to work well with their batteries, promoting energy efficiency. -
Question:
Where can I buy the SNRONEW Galaxy S21 Ultra battery in Turks and Caicos?
Answer: You can conveniently purchase the SNRONEW Galaxy S21 Ultra battery from Ubuy. They offer a variety of options, ensuring you received the product quickly and efficiently. Ubuy specializes in providing a range of electronic accessories, including batteries, making it an excellent choice for your replacement needs. Simply search for the battery on their platform for a seamless shopping experience.
SNRONEW Batteries YYS6 Editorial Review
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Pros
- High capacity of 6800mAh
- Compatible with Galaxy S21 Ultra
- Improves device longevity
- Easy to install
- Good option for replacement
Cons
- Some users reported short lifespan.
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Jasmin
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“Great products and very good service: very easy and very fast international delivery.”
9 September 2026 · via Trustpilot
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11 September 2026 · via Trustpilot
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“Easy to find and order what you want on the website. Delivery is quick to the UK”
8 September 2026 · via Trustpilot
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- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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USD 28
Order now and get it around Wednesday, September 23
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
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Features & Benefits
- 6800mAh capacity for enhanced performance.
- Compatible with Galaxy S21 Ultra models SM-G998B/DS and SM-G998U.
- Rigorous quality inspections ensure reliability and safety.
- Microchip protection against overcharging, discharging, short circuits, and overheating.
- Long-lasting performance with optimal lifespan through proper charging cycles.
- Customer support within 24 hours for any product issues.
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