Ultra-Thin YJ3555140 Li-Ion 3.7V 3000mAh Lithium Battery for Power Bank
High-energy-density lithium-ion cell ensures long-lasting power for portable devices. Ultra-thin design (precise dimensions available upon request) maximizes space efficiency in compact power banks. Premium-grade Li-ion chemistry guarantees stable 3.7V output with minimal voltage drop. Precision-engineered with multi-layer safety protections (overcharge/discharge prevention, short-circuit resistance). Ideal for slim power banks, emergency chargers, and IoT devices requiring lightweight energy solutions. Exclusively bulk-priced for wholesale buyers—global shipping, unmatched value. Custom OEM/ODM orders accepted.