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High Capacity 3.7V 2900mAh Li-Polymer Battery - Durable Rechargeable from China Suppliers & Factory

Discover our high-capacity batteries designed for extended runtime in demanding applications. As a leading manufacturer and factory in China, we provide excellent cell consistency for reliable pack assembly, ensuring that you receive top-quality performance. Our batteries feature reinforced encapsulation, enhancing their durability and making them suitable for a wide range of uses. Additionally, they support fast-charging protocols, allowing for efficient energy replenishment. Each unit is rigorously tested for long-term reliability, making us the preferred choice among suppliers in the industry. Trust our products to meet your energy needs with confidence

    Nominal Voltage 3.7V Nominal Capacity 2900mAh
    Size 10.2*34.5*67.5mm Rough Weight 65g
    Battery Type Li-polymer Cycle Life 500 times
    Standard Charge 0.2C Max Charge 1.0C
    Standard Discharge 0.2C Max Discharge 1.0C
    Charge Temperature 0–45℃ Discharge Temperature -10 ~ +60℃

    Product Introduction

    The rechargeable Lithium Polymer cell model 103465 3.7V 2900mAh utilizes advanced gel polymer electrolyte and flexible aluminum-plastic packaging, ensuring high safety with no risk of leakage, fire, or explosion. Offering higher energy density than traditional Li-ion batteries, its slim, lightweight design and customizable size enable stable discharge performance. With low self-discharge, it supports 6+ months of storage and delivers 500+ cycles. Weighing little while providing a stable working voltage, this 2900mAh cell is the ideal power source for portable electronics, wearables, and smart terminals.
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    High Safety No leakage, fire, or explosion risk with advanced gel polymer electrolyte.
    High Energy Density Outperforms traditional Li-ion batteries in energy output per gram.
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    500+ Cycle Life Long-lasting reliability with over 500 charge-discharge cycles.
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    6+ Months Storage Low self-discharge rate supports extended storage without significant capacity loss.
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    Slim & Customizable Flexible aluminum-plastic packaging allows customizable form factors.
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    Wide Application Ideal for portable electronics, wearables, and smart terminals.

    Frequently Asked Questions

    Q

    What is the model number and key specifications of this lithium polymer battery?

    A

    The model number is 103465. It features a nominal voltage of 3.7V, a nominal capacity of 2900mAh, dimensions of 10.2×34.5×67.5mm, and a weight of approximately 65g. It is a Li-polymer type battery with a cycle life of 500+ times.

    Q

    What are the safe operating temperature ranges for charging and discharging?

    A

    The safe charging temperature range is 0℃ to 45℃. For discharging, the battery can operate safely between -10℃ and +60℃, making it suitable for a wide range of environmental conditions.

    Q

    Is this battery safe? Can it leak, catch fire, or explode?

    A

    Yes, this battery is designed with advanced gel polymer electrolyte and flexible aluminum-plastic packaging, which significantly reduces the risk of leakage, fire, or explosion. It is considered a high-safety lithium polymer cell compared to conventional liquid electrolyte batteries.

    Q

    How long can this battery be stored, and what is its self-discharge rate?

    A

    Thanks to its low self-discharge characteristics, the 103465 3.7V 2900mAh battery supports storage of 6 months or more without significant capacity loss, making it ideal for products that may sit in inventory before use.

    Q

    What devices or applications is this battery suitable for?

    A

    The 103465 Li-polymer cell is ideal for a wide range of applications including portable electronics, wearable devices, smart terminals, handheld instruments, and other compact consumer electronics that require a reliable and lightweight power source.

    Q

    Can the size or shape of this battery be customized for specific product designs?

    A

    Yes. The flexible aluminum-plastic packaging used in this Li-polymer battery allows for customizable sizes and shapes to meet specific product design requirements. This makes it a versatile choice for OEM and ODM applications across various industries.

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