【Super Compatibility Design】Our portable charger is suitable for a wide range of electronic devices which have USB port,Universal compatibility with iphone (ipad and airpods) and Android smart phones, tablets, mp3/mp4 players,wireless controller and other USB-charged devices. 【Super-Fast Charging Design】Fully charging the power bank takes only 8-16 hours with a 5V/2.1A charger , Built-in 4 LED indicators show the power left as 25%-50%-75%-100% and With 2 USB output ports (5 V/2.1A and 5V/1A ) portable phone charger can charge two devices at the same time, quickly providing enough power for your Phones and More. 【Safe and High Quality Design】With built-in over charging, over-voltage, over temperature, over-current and short circuit protections, it'll automatically turn itself off when short circuit or overloading occurs, ensuring complete safety for you and your devices. 【28600mAh High Capacity with Slim Design】Optimum size among the same capacity power bank,don't worry about hurricane season or your business trip or other outdoor activities needs. 【Worry-Free Warranty】30 Days Money Back Guarantee and 18-Months Warranty.If you have any questions, please feel free to contact us.