Let's Meet at CES 2025 - Booth 42256 in South Hall 3

Let's Meet at CES 2025
Booth 42256 in South Hall 3

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  • Capacity Fast Calculator

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Product Details

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    Discharge Rate
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    Long Cycle Life
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    Ultra-Low Self-Discharge
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    Wide Temperature Range

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Lithium batteries exhibit varying discharge rates. Ufine's batteries support a maximum discharge rate of 5.0C,delivering high power output in short durations.
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Ufine's lithium battery maintains over 80% capacity after 500 cycles at room temperature,utilizing 0.5C charge and discharge conditions.
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Batteries exhibit differential self-discharge rates at 100% and 70% charge states.
Self-discharge is higher at 100% state of charge (SOC) compared to 70% SOC.
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Lithium batteries operate within the -20°C to 60°C discharge temperature range.
Ufine's custom low-temperature batteries can be used for -40°C to 55°C operation, catering to diverse outdoor scenarios.

Battery Power Check

Before shipment, each lithium battery undergoes comprehensive testing to verify its voltage, current, and charging and discharging parameters, ensuring compliance with standard operational levels for reliable functionality. 

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Sustainable Manufacturing

Employing A-grade battery cells, these leak-proof batteries maintain an eco-friendly design, prioritizing environmental sustainability in their production and usage.

Applications

The battery is designed for use in various applications, including but not limited to drones, RC vehicles, portable lighting, and medical equipment, showcasing its versatility.

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Laptop

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Remote Control

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Medical

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Makeup Mirror

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Glucose Meter


Battery Specification

  • 1. Mechanical Characteristics

    Cell 103759-2S PCM Yes
    NTC No Weight appr. 48g
    Configuration 2S1P
  • 2. Electrical Specification

    Capacity 2600mAh Nominal Voltage 7.4V
    Energy 19.24Wh Internal Resistance less than 180mΩ
    Max. Charge Voltage 7.4V Discharge Cut Off 5.5V
    Max. Charge Current 2600mA Max. Discharge Current 2600mA
    Standard Charge Current 520mA Standard Discharge Current 520mA
    Charging Temperature 0℃ to 45℃ Discharging Temperature -20℃ to 60℃
    Storage Temp.Range 1 year at -20℃ to +30℃ 3 mos. at -20℃ to +45℃ 1 mo. at -20℃ to +60℃ Cycle life 100 cycles ≥92% 300 cycles ≥88% 500 cycles ≥80%
  • 3. Cell protection

    Overcharge Detection 4.28V ±50mV (80 to 200msec delay, release 4.08V ±50mV) Overdischarge Detection 2.4V ±100mV (40 to 120msec. delay, release 3.0V ±100mV)
    Overcurrent Detection 2.5A to 4.5A (5 to 10msec. delay) Short protection Yes
Download Product Datasheet

Lipo Battery Cell Capacity Fast Calculator

Please enter your battery information to calculate the battery capacity and energy.

The capacity calculated by this tool is only an approximate value. If you need an accurate assessment, please contact our professional engineers.

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7.4 V 2600mAh Lithium Ion Battery Pack Application

The 7.4 V 2600mAh Lithium Ion Battery Pack from Ufine Battery is engineered for versatility and reliable performance across a wide range of devices. Whether you need long-lasting power for everyday electronics or specialized equipment, this battery pack is designed to keep your devices running smoothly. Let’s explore seven key application scenarios where the 7.4 V 2600mAh Lithium Ion Battery Pack shines:

1. Remote Control Drones and Vehicles

When flying your drone or racing your remote-controlled car, reliable power is essential. The 7.4 V 2600mAh Lithium Ion Battery Pack delivers extended flight time and performance for your RC gadgets, ensuring your drone stays in the air longer while providing stable, consistent energy.

application remote control drones and vehicles

    2. Portable Medical Devices

    Our lithium batteries for remote controls provide extended longevity due to their high energy density, reducing the frequency of replacements. With low self-discharge rates, these batteries maintain power even during extended periods of remote inactivity.

    application portable medical devices

    3. Action Cameras and Photography Equipment

    For adventure photographers and videographers, running out of battery in the middle of a shoot is not an option. The 7.4 V 2600mAh Lithium Ion Battery Pack powers action cameras, DSLR cameras, and camcorders, allowing you to capture more memories without interruption.

    application action cameras and photography equipment

    4.Robotics and Educational Kits

    From hobbyist robots to educational kits, the 7.4 V 2600mAh Lithium Ion Battery Pack offers the perfect balance of power and portability. Its reliable performance enables long operating times, making it ideal for powering robotic arms, autonomous robots, and more.

    application robotics and educational kits

    5. Portable Audio Systems

    Whether you're enjoying a backyard BBQ or taking your music on the road, the 7.4 V 2600mAh Lithium Ion Battery Pack is perfect for portable speakers and audio systems. With Ufine Battery’s trusted quality, your sound system will deliver hours of uninterrupted music.

    application portable audio systems

    6.LED Lighting Systems

    From professional lighting setups to portable LED lights for camping or filming, the 7.4 V 2600mAh Lithium Ion Battery Pack provides the steady energy you need. This battery ensures that your lights will stay bright for extended periods, making it perfect for outdoor activities, video shoots, or emergency lighting.

    application led lighting systems

    7. Wireless Communication Devices

    Stay connected when it matters most. The 7.4 V 2600mAh Lithium Ion Battery Pack is ideal for walkie-talkies, wireless radios, and communication systems used in outdoor adventures or emergency situations, offering long-lasting power in critical moments.

    application wireless communication devices

    No matter the application, Ufine Battery’s 7.4 V 2600mAh Lithium Ion Battery Pack delivers the power and reliability you can count on. Whether you're soaring through the skies with a drone, capturing breathtaking photos, or relying on medical devices, this battery pack ensures that you have the energy you need, when you need it most. With Ufine Battery, power your devices with confidence.

    All About 7.4 V 2600mAh Lithium Ion Battery

    Part 1. Battery Chemistry

    The 7.4 V 2600mAh Lithium Ion Battery is built on lithium-ion chemistry, one of the most popular battery chemistries available today. This type of battery operates by moving lithium ions between the anode (usually made of graphite) and the cathode (commonly lithium cobalt oxide). The electrolyte facilitates the movement of these ions, allowing the battery to discharge and recharge efficiently.

    Lithium-ion chemistry is known for its high energy density, meaning it can store a large amount of energy in a small size. This is why the 7.4 V 2600mAh Lithium Ion Battery is perfect for portable electronics, offering longer runtimes without sacrificing performance. Additionally, lithium-ion batteries have a lower self-discharge rate, ensuring that your battery retains its charge longer when not in use.

    Part 2. Features

    The 7.4 V 2600mAh Lithium Ion Battery boasts several standout features that make it an ideal choice for a variety of devices:

    • 1. High Energy Density: Delivers more power in a compact size.
    • 2. Lightweight: Ideal for portable applications where weight is a concern.
    • 3. Long Cycle Life: Provides hundreds of charge and discharge cycles.
    • 4. Low Self-Discharge: Retains charge for longer periods when not in use.
    • 5. Fast Charging Capabilities: Designed for quicker recharging times.
    • 6. Stable Voltage Output: Provides a consistent 7.4V, ensuring stable performance.

    These features make the 7.4 V 2600mAh Lithium Ion Battery a top choice for users who need reliability, whether powering cameras, drones, or medical devices.

    Part 3. Key Parameters

    When judging the quality of a 7.4 V 2600mAh Lithium Ion Battery, several key parameters must be considered:

    • 1. Voltage: The 7.4V output ensures stable power for various devices.
    • 2. Capacity: At 2600mAh, this battery can power devices for extended periods before needing a recharge.
    • 3. Cycle Life: A high cycle life indicates the battery can be recharged many times without significant performance loss.
    • 4. Discharge Rate: The discharge rate, often listed as "C-rating," indicates how fast the battery can deliver power without overheating.
    • 5. Internal Resistance: Lower internal resistance means more efficient power delivery and less heat generation.
    • 6. Temperature Range: A good lithium-ion battery should operate efficiently within a wide temperature range to ensure performance in different environments.

    Evaluating these parameters helps ensure you’re getting a high-quality 7.4 V 2600mAh Lithium Ion Battery that delivers reliable performance.

    Part 4. Applications

    The 7.4 V 2600mAh Lithium Ion Battery is incredibly versatile, powering devices across various industries. Here are seven common applications:

    • 1. Drones and RC Vehicles: Provides extended flight and operation times for drones and remote-controlled vehicles.
    • 2. Portable Medical Devices: Used in portable oxygen concentrators and patient monitors for reliable, continuous operation.
    • 3. Cameras and Camcorders: Powers photography equipment for longer shoots without interruption.
    • 4. Robotics: Ideal for small robots, ensuring smooth operation for educational kits or hobbyists.
    • 5. Portable Audio Systems: Used in portable speakers for hours of uninterrupted music playback.
    • 6. Wireless Communication Devices: Supports walkie-talkies and other communication tools in outdoor or emergency scenarios.
    • 7. LED Lighting: Perfect for portable lighting systems, especially in professional photography or outdoor settings.

    Part 5. Charging and Chargers

    Charging the 7.4 V 2600mAh Lithium Ion Battery requires attention to ensure safe and efficient charging. Here are a few tips:

    • 1. Use the Right Charger: Always use a charger specifically designed for 7.4V Lithium Ion Batteries. It should match the voltage and current ratings to avoid overcharging or damaging the battery.
    • 2. Monitor Charging: Avoid leaving the battery on the charger for too long. Most chargers designed for lithium-ion batteries come with overcharge protection, but it's always a good idea to monitor the process.
    • 3. Avoid Extreme Temperatures: Charge the battery at room temperature. Charging in extreme cold or heat can degrade the battery’s performance over time.
    • 4. Charge Regularly: Even if you don’t use the battery often, it's a good idea to recharge it periodically to maintain optimal performance.

    A smart charger designed for lithium-ion batteries is the best option, as it can prevent overcharging, which is a common cause of reduced battery life.

    Part 6. Maintenance and Storage

    To ensure the longevity of your 7.4 V 2600mAh Lithium Ion Battery, proper maintenance and storage are crucial. Here are a few tips:

    • 1. Store in a Cool, Dry Place: Keep your battery in a dry environment and avoid storing it in extreme temperatures, as both heat and cold can degrade the battery’s chemistry over time.
    • 2. Partial Charge for Long Storage: If you're storing the battery for an extended period, it's best to keep it at around 40-60% charge. Storing a fully discharged or fully charged battery for long periods can reduce its overall lifespan.
    • 3. Avoid Full Discharge: Lithium-ion batteries perform best when they’re not completely drained. Try to recharge the 7.4 V 2600mAh Lithium Ion Battery before it hits 0%.
    • 4. Clean Contacts Regularly: Dust or corrosion on battery contacts can reduce performance. Gently clean the contacts if needed to ensure a good connection.

    FAQs

    • What is the difference between 3.7 V and 7.4 V?

      A lithium-ion battery pack combines multiple cells to offer higher voltage and capacity than individual cells, suitable for high-power applications such as electric vehicles and military batteries.
    • How long does a 7.4 volt battery last?

      The lifespan depends on usage, but typically ranges from hundreds to thousands of charge cycles.
    • How many hours does a 2600mAh battery last?

      The runtime depends on the device's power consumption. A 2600mAh battery can power a typical smartphone for about 1-2 days.
    • How long does a 7.4 V Li ion battery take to charge?

      Charging time varies based on the battery's capacity and the charger's output. It can take anywhere from 1-4 hours.
    • Can I charge a 7.4 V battery with a 12V charger?

      No, using a 12V charger can damage the 7.4V battery. Use a compatible 7.4V charger.
    • What is the charge voltage for a 7.4 V lithium battery?

      The typical charging voltage for a 7.4V lithium-ion battery is around 8.4V.

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    High Energy Density

    It stores large amounts of energy in a smaller and lighter package

    Longer Cycle Life

    Withstands extensive charge and discharge cycles

    Low Self-Discharge

    Maintains power longer when not in use

    Safety

    Minimizes the risk of accidents and ensures safe operation

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