The UL Listed Spark 2,200 mAh Power Bank features a rechargeable lithium polymer battery (8.14Wh) for charging smartphones and other devices. Type-C Input/Output: 5V/1A (5W); USB-A Output: 5V/1A (5W). UL certified. Includes a 19-inch USB-A-to-Type-C charging cable. Power banks are permitted in carry-on luggage only, and at the discretion of TSA agents. Please charge power bank before initial use. Key Features 2,200 mAh (8.14Wh) lithium polymer battery – compact and ideal for charging smartphones on the go Dual charging ports – Type-C Input/Output and USB-A Output for versatile device compatibility Charging capability – Type-C and USB-A outputs provide 5V/1A (5W) charging speed 19-inch USB-A-to-Type-C cable included – convenient length for flexible use UL Listed means this product meets nationally recognized safety standards