High-performance 20650 Lithium-ion Battery with 3350mAh Capacity

Premium-grade cylindrical battery delivers stable 3.7V output for power-intensive devices. Features solar-rechargeable capability for eco-friendly energy solutions. Built with ultra-pure lithium compound for extended cycle life and minimal self-discharge.

Industrial-Grade Construction & Safety

Precision-welded terminals with multi-layer separator technology prevent short circuits. Robust steel casing resists corrosion and physical impact. Integrated PCM protection against overcharge/over-discharge for DIY electronics and emergency kits.

Multi-Scenario Application Ready

Ideal for solar-powered gadgets, LED torches, vaping devices, and portable medical equipment. Compatible with 20650-based flashlights, drones, and power tool battery packs. Maintenance-free design suits both commercial bulk use and individual replacements.

Wholesale-Optimized Supply

Direct-from-factory pricing ensures unbeatable bulk rates for resellers and project contractors. Vacuum-sealed OEM packaging with anti-static coating for safe global shipping. Customizable MOQ options available for industrial buyers.

Certified & Tested Reliability

CE/RoHS compliant with 500+ cycle durability at 80% capacity retention. Pre-charged at optimal voltage for immediate use. Batch-tested performance data available upon request for B2B clients.