Specifications50,000mAh ultra-high battery capacityUp to 22.5W fast chargingUSB Type-C input and outputBuilt-in Type-C charging cableBuilt-in Lightning cableUSB-A output portDigital battery displaySupports charging up to 4 devices simultaneouslyMultiple fast-charging output optionsPouch polymer battery cellsPC + ABS housingMultiple safety protectionsSuitable for smartphones, tablets, earbuds and other USB-powered devicesIdeal for travel, outdoor use, office and emergency backup power