Fast charger power bank built in cords with 10000mah battery full capacity, you can charge for AirPods Pro 25 times, iPhon12 about 3.2 times, Samsung S20 about 3 times.multi output cable and ports, you can charge 4 devices at the same time, saving you more time.Using high-quality smart chip battery pack to prevent the short-circuit, over-current, over-voltage, and over-heat.