High-Capacity INR21700 Li-Ion Battery – Reliable Power for Demanding Applications
Premium 5000mAh capacity with stable 3.7V output, engineered for high-drain devices requiring consistent energy delivery. Features ultra-low internal resistance and advanced Li-NMC chemistry for enhanced thermal stability and extended cycle life. Precision-built with industrial-grade electrodes and multi-layer separators, ensuring 10A continuous discharge without performance drop. Ideal for high-performance flashlights, power tools, medical devices, and portable electronics. Globally certified for safety (CE/RoHS compliant), leak-proof design with reinforced terminals. Bulk pricing available—direct factory sourcing guarantees unbeatable wholesale rates. Stock up for large-scale projects without compromising quality.