3.8V 350mAh Lithium Polymer Battery 1C Discharge 500 Cycles

OiD552027-350 3.8V 350mAh 1C Discharge 500 Cycles Lithium Polymer Battery

Product Name:

OiD552027-350 Lithium Polymer Battery

Advantages:

• High energy density and lightweight design.
• Long cycle life with up to 500 charge/discharge cycles.
• Safe and reliable with built-in protection circuits.
• Wide operating temperature range for versatile applications.

Specifications:

Cycle Life:

Discharge Curve:

Operating Temperature Range:

Certifications:

• Complies with GB/T 18287-2013, IEC/EN61960, and UL1642 standards.

Key Features:

• High discharge rate up to 1C.
• Built-in NTC thermistor for temperature monitoring.
• Low self-discharge rate for long storage life.
• RoHS compliant and environmentally friendly.

Applications:

• Wearable devices
• IoT devices
• Medical devices
• Portable electronics

Usage Warnings & Precautions:

• Do not short-circuit the battery terminals.
• Avoid exposing the battery to high temperatures or direct sunlight.
• Use only the specified charger for charging.
• Do not disassemble or modify the battery.
• In case of leakage, odor, or deformation, stop using the battery immediately.

Storage Guidelines:

• Store the battery at 20±5°C for optimal performance.
• If storing for more than 3 months, charge the battery to 60% capacity every 3 months.
• Avoid storing the battery in humid or high-temperature environments.

Warranty & Disclaimer:

• 12-month warranty from the date of shipment.

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