High-Capacity 21700 & 26650 Lithium Battery Pack
Premium lithium-ion cells ensure stable power output with extended cycle life. Ultra-safe design features built-in overcharge/overheat protection for worry-free use. Precision-engineered nickel-plated steel casing enhances durability and heat dissipation. Ideal for high-drain devices like vaping mods, flashlights, and solar power storage. Direct factory pricing with bulk discounts—no middlemen. Ships globally with same-day dispatch. Custom OEM solutions available for large orders. Strictly tested to meet UN38.3 standards. Waterproof & shockproof construction for outdoor/industrial applications.