The Green Lion 2-in-1 Multi-Function Power Bank and Fan is a versatile device that combines two essential functions into one sleek, portable unit. With a 10000mAh battery capacity, this power bank ensures your devices stay charged on the go. Simultaneously, the built-in fan provides cooling relief with three adjustable speed modes, ranging from a gentle breeze to a powerful airflow. Crafted from durable ABS material and weighing approximately 360g, this compact device measures 155 x 54 x 121 mm, making it easy to carry in your bag or backpack. The fan's RPM ranges from 70000-75000 Rev/Min, ensuring efficient air circulation. Equipped with Type C Input/Output supporting PD 20W (5V/3A, 9V/2A, 12V/1.7A), this power bank charges quickly in 3.5-4 hours with a 12V input. Enjoy extended usage times of up to 9 hours on the lowest fan speed, 4.5 hours on the medium setting, and 1 hour on the highest speed. Keep cool and charged with this versatile 2-in-1 device.