Individual Power Bank, Every Device: Easily charge an iPhone, tablet, or laptop with a maximum output of 30W. With its enormous 20,000mAh capacity, it can charge an iPhone 13 up to four times and an iPad Pro 12.9" (2021) up to 1.5 times. High-Speed Charging: Your phone will charge 3x faster than it did with a 5W charger. Using a 30W high-speed charger, the power bank can be fully recharged in less than 4 hours. An iPhone 13 can be charged from 13 to 50% in 30 minutes. Superior Protection: The power bank is protected against overheating and has numerous other features to keep you and your devices safe, including long-lasting premium batteries, a MultiProtect safety system, and intelligent temperature monitoring. Anker 535 Power Bank (PowerCore 20K) is what you get.