Introducing the UltraPwr 4000 mAh Power Bank with Type-C Output, equipped with a compact 4000 mAh/14.8Wh rechargeable lithium-polymer battery. Its pocket-friendly size ensures convenient portability. The USB-A Output delivers 5V/2A, and the Type-C Input/Output provides 5V/2A. This power bank includes a 19-inch USB-A to Type-C cable for recharging the battery backup or charging some devices with a Type-C input. Note that power banks are allowed in carry-on luggage only, subject to TSA discretion. It is recommended to charge the power bank before its initial use.