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Factory-Direct | High-Quality | Multi-Application
This rechargeable 7.4V 18650 lithium battery pack is designed for Bluetooth speakers, toys, emergency lights, and more. Featuring a built-in protection circuit module (PCM) for overcharge, overdischarge, and short-circuit protection, it ensures safe and reliable power. Pre-wired and easy to integrate, this battery pack offers a long cycle life and can be customized to meet your specific needs
Equipped with overcharge, over-discharge, and short-circuit protection, ensuring reliable performance during storage, transport, and use—ideal for wholesale buyers requiring consistent safety and quality.
Each battery pack comes with pre-installed high-quality wires, enabling fast and efficient assembly. Perfect for OEM customers aiming to reduce labor costs and streamline production.
Supports customization of voltage, capacity, size, and connectors. Factory-direct supply with flexible production capabilities—ideal for long-term bulk purchasing and tailored battery solutions.
Tailored Power Solutions with 7.4V 18650 Battery Pack
Built for flexibility, this 7.4V 18650 lithium battery pack can be engineered to match your product’s unique requirements. From customized capacity and dimensions to specific connectors and wiring configurations, we deliver made-to-order battery solutions that integrate seamlessly into your design. Enhanced with a protective PCM for safety and long-term performance, it’s an ideal choice for brands seeking reliable, application-specific power for consumer electronics, lighting, and more.
| Parameter | Description |
|---|---|
| Rated Voltage | 3.7V |
| Capacity Options | 2000mAh / 2200mAh / 2600mAh / Custom |
| Cell Type | 18650 Li-ion |
| Configuration | Single Cell / Dual Cell |
| Protection | PCM: Overcharge, Overdischarge, Overcurrent, Short Circuit |
| Wire Leads | Red/Black wires (customizable) |
| Cycle Life | ≥500 cycles |
| Size | 18mm x 65mm (per cell) |
| Certification | RoHS / CE / UN38.3 |
Reliable Power for Bluetooth Speakers, Storytelling Devices, Emergency Lights & More
Our 7.4V 18650 lithium battery pack is high-performance, rechargeable power solution, perfect for powering Bluetooth speakers, portable lamps, storytelling machines, and other electronic devices. The pack comes fully assembled with pre-soldered wires and a built-in protection circuit module (PCM) for added safety, ensuring that your devices operate smoothly and securely.
Bluetooth Speakers: Provide reliable, long-lasting power for portable music on the go.
Storytelling Devices & Toy Machines: Safely power your children’s toys, audio players, or storytelling machines.
Portable Emergency Lights: Power LED lamps and flashlights for use during power outages or outdoor activities.
DIY Projects: Perfect for custom battery packs in hobbyist and DIY electronics projects.
This 7.4V 18650 lithium ion battery pack comes with a Protection Circuit Module (PCM) that provides multiple layers of protection:
Overcharge Protection: Prevents charging beyond the battery’s voltage capacity.
Overdischarge Protection: Safeguards against deep discharge, extending battery life.
Overcurrent & Short-circuit Protection: Protects the battery from excessive current and ensures safe operation in all conditions.
With these safety features, you can rely on this battery pack for long-term use in a variety of applications, without worrying about damage to your devices.
We offer flexible OEM & ODM services:
Capacity & voltage combinations：From 1500mAh to 3000mAh or higher (custom capacities).
Wire length & connector types：Customize the wire length or connectors for easy integration with your devices.
Branding & packaging：We can add your branding to the battery pack or packaging for wholesale orders.
Looking for a trusted supplier for compact lithium battery packs? Contact us now to get samples or custom solutions tailored to your application.
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