The Wholesale Samsung INR21700 50E is a high-capacity 21700 lithium-ion rechargeable battery with a nominal voltage of 3.7V and a capacity of 5000mAh. Designed for reliable performance and long cycle life, this cylindrical cell is ideal for power tools, e-bikes, energy storage systems, and other high-drain devices. With a stable discharge rate and durable build, it ensures safety, efficiency, and consistent power delivery.