3.7V 365mAh Lithium Polymer Battery with 300+ Cycle Life

OiD303439 3.7V 200mAh Lithium Polymer Battery

Specifications

Cycle Life

The battery can withstand ≥300 cycles with more than 80% capacity remaining when charged and discharged under fast charge/discharge conditions (25±2°C).

Operating Temperature Range

• Charging: 0°C ~ 45°C
• Discharging: -20°C ~ 60°C

Certifications

• RoHS
• REACH

Key Features:

• High energy density, offering a nominal capacity of 365mAh.
• Reliable cycle life, supporting more than 300 cycles while maintaining 80% of the original capacity.
• Fast charge and discharge capabilities to suit various applications.
• Compact design with a lightweight profile (8.5g).
• Safe operation within a wide temperature range.

Advantages:

• Enhanced Efficiency: Quick charge and discharge times, maximizing uptime for devices powered by this lithium polymer battery.
• Long-lasting Performance: The ability to retain over 80% capacity even after 300 cycles, ensuring longevity and reliability.
• Compact and Lightweight: Ideal for portable devices, with a sleek, lightweight design.
• Wide Temperature Range: Operates in both high and low temperatures, perfect for diverse environments.

Applications

• Consumer Electronics: Powering smartphones, tablets, and wearables.
• Toys & Gadgets: Used in remote-controlled devices, drones, and other small gadgets.
• Medical Devices: Employed in portable medical equipment like insulin pumps and hearing aids.
• Electric Vehicles: Ideal for e-bikes and small electric vehicles that need reliable battery power.
• Energy Storage: Serves in small, off-grid energy storage systems for efficient energy management.

Usage Warnings & Precautions:

1. Always use a lithium-polymer battery charger for safe charging.
2. Do not immerse the battery in water or store it in excessively humid conditions.
3. Avoid high-temperature environments like fires, heaters, or direct sunlight.
4. Never invert the battery’s cathode when using it.
5. Do not connect the battery directly to power sources or plugs.
6. Keep away from strong static electricity and magnetic fields, which may damage the battery.
7. Do not short-circuit the battery by connecting its cathode to metal objects.
8. Do not puncture or crush the battery, as this may lead to leakage or fire.
9. In case of abnormal conditions (odor, heat, discoloration, deformation), remove the battery immediately and cease its use.
10. If the battery leaks, rinse your eyes with water and seek medical attention immediately.

Storage Guidelines:

• Store at 20±5°C for optimal performance.
• For long-term storage, charge the battery to 50% (3.7-3.9V) every 6 months to maintain battery health.

Warranty & Disclaimer:

• Warranty Period: 12 months from the date of delivery.
• Disclaimer: Use of the JHY battery must adhere strictly to the product specification. Any accidents due to improper usage, such as overheating, fires, or ruptures, are not covered under warranty.

Our Mission:  Original Innovation, Power the Future!

As a high-tech enterprise specializing in the R&D and manufacturing of lithium-ion batteries, sodium-ion batteries, and solid-state batteries. Founded in 2020 in Shenzhen, China’s innovation hub, we are driven by our core philosophy of "Original Innovation & Development" , delivering sustainable, high-performance energy solutions for global applications, including consumer electronics, smart devices, electric vehicles, and energy storage systems.

With dozens of proprietary patents, the accreditation of Guangdong Provincial Eco-Friendly Lithium Battery Engineering Research Center, and strategic collaborations with leading institutions like National University of Singapore, Wuhan University, and Shenzhen University, OiD continuously pushes the boundaries of battery technology. Our products power critical infrastructure, including high-speed rail energy storage, residential solar systems, and defense projects, accelerating the global transition to clean energy.

Key Strengths

1.  Original Innovation
   • Core technologies in Li/Na-ion and solid-state batteries, backed by inventions, utility models, and design patents.
   • Joint R&D centers with top universities (e.g., Wuhan University), enabling rapid commercialization of cutting-edge research.
2.  End-to-End Energy Solutions
   • 500+ customizable battery models for consumer electronics, EVs, and grid-scale storage.
   • Superior performance: high energy density, fast charging, extended cycle life, and extreme-temperature resilience
3. Sustainability Commitment
   • Eco-conscious materials (e.g., cobalt-free cathodes, solid electrolytes) and processes to minimize environmental impact.
4. Global Reach
   • R&D Hubs: Shenzhen, Wuhan (university partnerships)
   • Manufacturing: Automated production lines in Shenzhen
   • Markets: Asia, Europe, North America