Li-ion 21700 5000mAh 3.7V Lithium Battery 1c 3c for Energy Power Supply

Li-ion 21700 5000mAh 3.7V Lithium Battery 1c 3c for Energy Power Supply. High Cycle Life: Supports up to 3000 charge cycles for long-term reliability. Fast Charging Capability: Quick charge current up to 2500mA with 6-hour standard charge time. High Discharge Current: Delivers up to 7500mA max discharge current for high-power applications. Comprehensive Certifications: ISO 9001, CE, UL, and ROHS certified for safety and quality assurance. Flexible Customization: Offers full, minor, and flexible customization from samples or designs. OEM and ODM Services: Provides both OEM and ODM services for tailored battery solutions. 1-Year Warranty: Includes a 1-year warranty coverage for peace of mind.