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    • Genuine Battery Kit for Samsung Galaxy Gear S4 SM-R800 SM-R805 EB-BR800ABU 46mm Kit
    Genuine Battery Kit for Samsung Galaxy Gear S4 SM-R800 SM-R805 EB-BR800ABU 46mm Kit
    Genuine Battery Kit for Samsung Galaxy Gear S4 SM-R800 SM-R805 EB-BR800ABU 46mm Kit
    Genuine Battery Kit for Samsung Galaxy Gear S4 SM-R800 SM-R805 EB-BR800ABU 46mm Kit
    Genuine Battery Kit for Samsung Galaxy Gear S4 SM-R800 SM-R805 EB-BR800ABU 46mm Kit
    Genuine Battery Kit for Samsung Galaxy Gear S4 SM-R800 SM-R805 EB-BR800ABU 46mm Kit

    Genuine Battery Kit for Samsung Galaxy Gear S4 SM-R800 SM-R805 EB-BR800ABU 46mm Kit

    $17.99

    In stock, item location: Commerce, CA.ETA:3-5 business days to USPS
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     1-Year Warranty

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    • PACKING DETAILS

    • FAQS

    • CERTIFICATE

    Battery Capacity

    472mAh/1.81Wh

    Brand

    YuYan

    Voltage

    3.85V

    Model No

    EB-BR800ABU

    Warranty

    12 Months

    Upgrade your Samsung Galaxy Gear S4 smartwatch with this Genuine Battery Kit (EB-BR800ABU), specially designed for the SM-R800 and SM-R805 46mm models. Ensure your device stays powered throughout the day with a safe, high-quality replacement battery.

    This kit includes everything you need for a professional battery replacement, allowing you to restore your smartwatch’s original battery life and performance. Crafted from genuine Samsung parts, the EB-BR800ABU battery guarantees reliable charging, stable operation, and long-term durability.

     

    Key Features:

    • Compatibility: Samsung Galaxy Gear S4 46mm (SM-R800 / SM-R805)

    • Battery Model: EB-BR800ABU

    • Genuine Replacement: Ensures original performance and safety

    • Easy Installation: Comes with a complete kit for professional replacement

    • Extended Battery Life: Restores smartwatch runtime to original standards

    Keep your Gear S4 running like new with this high-quality, genuine replacement battery kit. Perfect for DIY enthusiasts or professional technicians.


    FAQ

    1. Is this battery compatible with all Samsung Galaxy Gear S4 models?
    This battery kit is compatible only with the 46mm Gear S4 models: SM-R800 and SM-R805. It will not fit other Gear models or sizes.

    2. What does the battery kit include?
    The kit contains the genuine EB-BR800ABU battery along with the necessary tools and components for replacement, making it easy to swap your old battery safely.

    3. How long will the new battery last?
    As a genuine Samsung battery, the EB-BR800ABU provides performance equivalent to the original, ensuring a full day of normal smartwatch usage, with typical lithium-ion longevity of 2–3 years depending on usage.

    4. Can I replace the battery myself?
    Yes, the kit includes all tools and instructions needed for a DIY replacement. However, careful handling is required to avoid damage. Professional installation is recommended if you’re unsure.

    5. Will using this battery void my warranty?
    Replacing the battery yourself may void the manufacturer warranty. Using a genuine Samsung battery kit ensures safety and performance but check your warranty terms.

    6. How can I tell if my Gear S4 battery needs replacement?
    Signs include rapid battery drain, inability to fully charge, or unexpected shutdowns. Replacing with a genuine battery kit resolves these issues.

     

    Compatible Samsung Part Numbers
    EB-BR800ABU
    Compatible Samsung Watch Models
    SM-R800
    SM-R805
    GALAXY WATCH 46MM(BLUETOOTH)
    GALAXY WATCH 46MM(LTE)
    SM-R800NZSATGY
    SM-R805FZSATGY
    GALAXY WATCH 46MM

     

    Glories of company

    Factory scene

    Genuine Battery Kit for Samsung Galaxy Gear S4 SM-R800 / SM-R805 EB-BR800ABU 46mm

    Frequently Asked Questions (FAQ)

    1. What devices are compatible with this battery kit?

    This genuine battery kit is specifically designed for the Samsung Galaxy Gear S4 smartwatch, including models SM-R800 and SM-R805 with a 46mm case size. Ensure your device matches these model numbers before purchasing.

    2. What is included in the battery kit?

    The kit includes a high-quality replacement battery (EB-BR800ABU) and the necessary tools for safe installation, allowing you to replace your old battery easily at home.

    3. What is the battery capacity and type?

    This replacement battery has a capacity of 472mAh and uses premium lithium-ion technology, providing reliable power and long-lasting performance comparable to the original Samsung battery.

    4. How do I install the replacement battery?

    The battery kit comes with all the tools and step-by-step instructions for safe installation. Simply follow the included guide or watch online tutorials specific to the Galaxy Gear S4 SM-R800 / SM-R805.

    5. How long does a fully charged battery last?

    A fully charged battery provides up to 2 days of regular usage, depending on watch settings, apps, and features used.

    6. Is this an original Samsung battery?

    Yes, this is a genuine Samsung replacement battery (EB-BR800ABU), ensuring compatibility, safety, and optimal performance with your Galaxy Gear S4.

    7. Can I expect the same performance as the original battery?

    Absolutely. This genuine battery matches the original Samsung specifications, ensuring stable power output, fast charging, and long-term reliability.

    8. How can I tell if my Galaxy Gear S4 battery needs replacement?

    Signs include:


    • Rapid battery drain

    • Watch shutting down unexpectedly

    • Battery not charging fully

    • Overheating during charging

    If you notice these symptoms, replacing your battery with this kit is recommended.

    9. Is the battery kit covered by warranty?

    Yes, the kit comes with a manufacturer warranty (typically 6–12 months, depending on seller policy) for defects or early failure, ensuring peace of mind after purchase.

    10. Are there any precautions I should take?


    • Do not puncture or expose the battery to water or fire.

    • Use only the included tools for installation.

    • Keep the battery out of reach of children.

    Focus on working not charging… 

    “3 years ago I ordered what I thought was a simple replacement battery for my laptop. Within weeks it overheated, lost charge quickly, and even damaged my charger port. I was shocked! I knew cheap batteries were risky, but I had no idea how quickly they could fail — and how dangerous they could be for my laptop. That experience inspired me to focus on reliable, safe, and long-lasting power solutions that people can truly trust.”

    Our world has become extremely dependent on laptops, yet too many people rely on cheap, low-quality batteries and adapters that fail quickly and create unnecessary e-waste. Many laptop users are aware of the frustration — shorter lifespans, overheating, constant replacements — and are searching for better solutions. But if we want to protect our devices, our data, and even our environment, we need to start choosing safer, longer-lasting, and more reliable power options.”

    CEO

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    Why YuYan?

    1. Where reliability meets performance

    UL (Underwriters Laboratories) and CE (Conformité Européenne) are globally recognized organizations that set the benchmark for product safety, performance, and compliance. Our laptop batteries and adapters are rigorously tested and certified to meet UL and CE standards, ensuring they are safe, reliable, and compatible with your device. This means every product you purchase from us has passed strict safety checks and delivers dependable power you can trust.

    2. UL & CE Certified Power Solutions

    Our laptop batteries and adapters are rigorously tested and certified to meet UL (Underwriters Laboratories) and CE (Conformité Européenne) safety standards. These certifications ensure that every product delivers consistent performance, protects against overheating, overcharging, and short circuits, and is fully compliant with international regulations. With UL & CE certified power solutions, you can trust that your laptop will run safely, efficiently, and without interruptions — at home, at work, or on the go.

    3. Sleek & Minimal Laptop Power

    Designed to complement your laptop, our batteries and adapters feature a sleek, modern look while delivering reliable power. Compact, minimal, and stylish — they fit perfectly into your workspace or on the go.

    4. Make Our Power Solutions Yours

    Don’t settle for unreliable batteries or adapters. Choose our certified, long-lasting power solutions and make them an essential part of your laptop experience — at home, at work, or on the go.

    5. Engineered for Compatibility: Powering Your Ecosystem.

    This addresses a major pain point. Customers need to know the charger works seamlessly not just with their laptop, but with their phone, tablet, and other USB-C devices. It positions YuYan as a unified power solution for all their tech, reducing cable clutter and complexity.

    6.Built to Last: Durability You Can Depend On.

    This directly counters the fear of buying a cheap product that breaks. It highlights quality construction (e.g., reinforced cables, robust connectors, premium materials) and implies a longer product lifecycle, which is a strong value argument over cheaper, disposable alternatives.

    7.Intelligent Charging: Protect Your Device's Battery Health.

    This showcases advanced technology. Modern chargers with intelligent chipsets can regulate voltage and current to avoid overcharging and overheating, which degrades batteries. This shows YuYan cares about protecting the customer's much more expensive laptop investment.

    8.Eco-Conscious Innovation: Responsible Power.

    This appeals to the environmentally conscious consumer. It can encompass energy-efficient operation (less wasted energy), the use of recyclable materials in packaging or products, and adherence to environmental standards like RoHS. This builds a positive, modern brand image.

    9.Globally Ready: A Worldwide Travel Companion.

    A huge benefit for travelers. If YuYan's chargers support 100-240V input voltage and come with interchangeable plugs (or a versatile design), this is a massive selling point. It tells the global citizen that this is the only charger they need to pack.

    For a Sustainable Laptop Future

    At YuYan, it all starts with a vision: to create reliable, safe, and long-lasting power solutions for laptops everywhere.

    Did you know that millions of low-quality laptop batteries and adapters fail every year, creating unnecessary e-waste and safety hazards? Immediate action needs to be taken to protect both your devices and the environment.

     

    That’s why YuYan was created — to provide high-quality, certified batteries and adapters that are safe, durable, and eco-conscious. We believe the best way to make a positive change is through the products people use every day. A portion of every purchase goes directly to supporting electronic waste reduction initiatives and responsible recycling programs.

     

    By choosing our products, you’re not only ensuring reliable power for your laptop — you’re helping reduce e-waste, protect the environment, and support a sustainable technology future. Thank you for making a difference!

    People Usually Ask

    1: How do I know if this battery/adapter fits my laptop?

    Please check your laptop model or the part number on your original battery/adapter. A full compatibility list is provided in the item description. If you are not sure, feel free to contact us before purchase.

    2: Is this an original (OEM) product?

    No, our products are brand-new high-quality replacement batteries/adapters, fully compatible with the original manufacturer’s specifications. All items are CE / FCC / RoHS certified.

    3: Does the voltage/capacity have to match exactly?

    Voltage (V) must match within ±0.5V of your original battery.

    Capacity (mAh/Wh) can be different: a higher capacity means longer runtime but may be slightly heavier.

    4: Do your batteries have a memory effect?

    No. Our batteries use Grade A Lithium-Ion/Polymer cells and are free from memory effect. You can charge or discharge at any time.

    5: Can I use an adapter with higher amperage or wattage?

    The voltage must match (e.g., 19V adapter for a 19V laptop).

    The amperage (A) and wattage (W) can be equal or higher, but not lower.

    6: How long is the battery lifespan?

    Typically 500–800 charge cycles, which is about 2–4 years under normal usage.

    7. How should I care for my battery?

    Avoid extreme heat or cold.

    Do not leave it plugged in for months without use.

    For long-term storage, keep the battery at 40–60% charge in a cool, dry place.

    8. Why does the battery arrive with partial charge?

    For shipping safety, all batteries are shipped with 30–60% charge. This is normal. Please fully charge the battery before first use..

    9. Do you provide warranty?

    Yes. All our batteries and adapters come with a 12-month warranty. If there is any quality issue, we offer replacement or refund.

    10. Don’t they cut a lot of trees to make these still?

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