Mj1 18650 Rechargeable Li-ion Battery 3.7V 3500mAh - Ideal for Power Bank Applications

Mj1 18650 Rechargeable Li-ion Battery 3.7V 3500mAh - Ideal for Power Bank Applications. High Capacity: Nominal capacity of 3500mAh provides extended power for devices. Fast Charging: Standard charging takes 3 hours; rapid charge completes in 2 hours. High Discharge Rate: Supports max discharge current of 20A for high-power applications. Versatile Applications: Ideal for UPS, electric power systems, and lighting solutions. Standard Charging Method: Uses 0.5C constant current followed by constant voltage to 4.2V. Reliable Voltage: Nominal voltage of 3.7V with charge voltage of 4.2V. Compact Design: Cylindrical 18650 shape with approximate weight of 45g.