High-Quality Small Li-ion Battery Factory Selection
Premium cylindrical lithium batteries in multiple sizes (14430, 14450, 16310, 16340, 16500, 16650, 18500, 18350) for versatile power solutions. Made with high-density lithium-ion cells for stable voltage output and long cycle life. Precision-engineered with robust steel casing and advanced PCB protection against overcharge, overheating, and short circuits. Ideal for flashlights, vape mods, medical devices, and portable electronics. Globally sourced at wholesale prices—bulk orders available for unbeatable value. Reliable performance backed by strict quality control. Upgrade your power supply with industry-leading efficiency.