Get our premium 10 000 mah power bank for activities.It has four built-in USB cables (I-phone Cable, Micro, Type-C, USB-A input), no need to carry any USB cord when going out. The Type-C port can be used for ultra-fast output/input, allowing you to quickly charge your phone which can be shared with friends or charge 5 devices simultaneously.The LCD shows the current battery level, input/output status; no need to guess whether it needs to be charged.