Product Name: 21700N20YD Lithium-Ion Battery

Key Features

• High energy density and stable performance
• Suitable for high-end digital devices and electric tools
• Robust discharge capability supporting high-current applications

Electrical Parameters

The following table outlines the key electrical specifications of the 21700N20YD battery:

Physical Specifications

• Dimensions: φ21.65 mm × H70.95 mm
• Weight: ≤ 58g

Applications

Ideal for use in:

• Electric bikes (EB)
• High-end digital devices
• Power-intensive portable equipment

This battery combines reliability, high performance, and a compact form factor, making it an excellent choice for demanding applications.

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