High-Capacity INR21700 5000mAh 3.7V Lithium-Ion Rechargeable Battery
Premium-grade INR21700 lithium-ion cell with ultra-high 5000mAh capacity for extended runtime. Features advanced NMC chemistry for stable discharge and superior energy density. Precision-engineered with multi-layer safety protection, including built-in PTC and CID to prevent overcharge/short circuits. Robust steel casing ensures durability for demanding applications. Ideal for high-drain devices: flashlights, power tools, e-bikes, vaping mods, and solar energy storage. Backed by 500+ cycle life with minimal capacity fade. Wholesale pricing for bulk orders – global shipping with guaranteed lowest rates. Custom OEM/ODM solutions available.