1.with 4 different connector cables, more convenient for your trip.Brand new own line large capacity power bank. 2.With lightning/micro/type C /USB connector cable.Comes with USB power cord.Go out without wires.Comes with USB power cord, can be charged anytime, anywhere.No need to bring a line when going out.Four interfaces Fully universal.Micro+Lightning+Type-c+USB four interfaces.Fully compatible with mainstream mobile phones on the market. 3.LED digital power capacity indicators.2.1Á three outputs Refuse to line up,2.1A high current charging, three devices can output at the same time Say goodbye to waiting.High density and safety Polymer batteries,use high-density safe polymer batteries.Smaller size, larger capacity. 4.Can board worry-free travel.Comply with international aviation safety standards Can be carried on the plane.