Anker PowerCore 20000 Redux, 20000mAh High Capacity Portable Charger Dual Port 4.8A Output Compact Power Bank for iPhone, Samsung Galaxy, and More Days of power: packed with the power to deliver over 4. 5 charges to iPhone X, 5 charges for Galaxy S9, or almost 2 charges to the 11-inch iPad Pro 2018. High-speed charging: Anker exclusive power and Voltage Boost combine to deliver the fastest possible charge for any device. Qualcomm Quick Charge not supported. Certified safe: Anker Multipotent safety system provides superior protection for you and your devices. What you get: Power core 20000 redux portable charger, Micro USB cable (USB-C cable and Lightning cable not included), travel pouch, welcome guide, our worry-free 18-month, and friendly customer service. Massive Capacity Contains the power to charge iPhone X four-and-a-half times, Galaxy S9 five times, or 11-inch iPad Pro 2018 nearly twice. High-Speed Charging Technology Anker's exclusive Power IQ and Voltage Boost technologies combine to ensure the fastest possible charge up to 2.4 amps. Does not support Qualcomm Quick Charge. Leading Safety Anker's Multi Protect safety system combines with reliable and long-lasting battery cells? the same cells used by leading electric automakers. Trickle-Charging Mode Other portable chargers may fail to detect and deliver the tiny power requirements of small devices and wearables. Trickle-Charging Mode ensures a fast and safe charge for every device, no matter the size. Worry-Free Warranty At Anker, we believe in our products. That's why we back them all with an 18-month warranty and provide friendly, easy-to-reach support.