【20000mAh large capacity】 Equipped with 20000mAh ultra-large power, supports multiple charging of multiple devices such as mobile phones and tablets, meets all-weather use needs, and is a good helper for travel and camping. 【Built-in charging cable and 3 ports】 Built-in multi-function charging cable, no need to carry additional cables, and equipped with 3 charging ports (USB-A, USB-C), supports simultaneous charging of multiple devices, convenient and fast. 【PD22.5W fast charging technology】 Supports PD22.5W fast charging, extremely fast charging efficiency, can charge the device to 50% in 30 minutes, so you don't have to worry about power when traveling. 【Portable design & can be taken on the plane】 Designed for travel, light and portable, can be carried with you and meets air transportation requirements, making your long-distance travel easier and worry-free. 【Safety protection & wide compatibility】 Built-in smart chip, multiple safety protection (overcharge, over-discharge, overheating protection), compatible with most devices, including iPhone, iPad, Android phones, tablets, etc., safe and reliable to use.