The Axial 4000mAh Wireless Power Bank has a rechargeable lithium polymer battery (14.8Wh) that provides power to charge smartphones MP3 players and many other devices. It also features wireless charging at up to 5W for devices including (but not limited to ): iPhone 8/8Plus/X/XS/XS Max/XR/11/12/13 Series *Samsung Galaxy Note5/S6/S6 Edge/S6 Edge+/S7/S7 Edge/S8/S8+/S9/S9+/Note 9 * Google Nexus 5/6/7 * HTC Droid DNA 8X *. If want to charge a phone without wireless technology an external Qi-standard wireless charging receiver or receiver case is required. This device will work with any smartphone that does not have wireless technology through the normal power bank capabilities. Micro/Type C Input 5V/2A; USB-A Output 5V/2A. It works with most plastic phone cases on. Includes a Micro USB to USB 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.