The X Wireless Charging Pad is wirelessly charged.
In the package, there is no AC Adapter. With this device, they can use any charger with a micro USB port.
The wireless charging pad specifications are as follows: Input: 5V / 2A Output: 5V / 1A Charging distance: 8mm Charging efficiency: 85% Executive Standard: Qi wireless charging standard Size: Approx. Supports most wireless charging devices that meet the QI standard. 
The dock holds Qi-enabled devices securely while remaining slim and is the perfect platform for improved wireless charging. Modern and minimalist in design this wireless charger is the ideal solution for charging your Qi-enabled phone faster than traditional wired chargers.
This case is compatible with the following models: iPhone X, iPhone 8, iPhone 8 Plus for Samsung Galaxy Note 8, S8, S8 PLUS, S7, S7 EDGE, S6, S6 EDGE FOR NEXUS 4/5/6/LTE2/D1 FOR NOKIA LUMIA 820/1020/1520/920/822/93, BLACKBERRY Z30, PENTAX WG-III CAMERA, AND QI - ENABLE PHONES. HTC 8X/BUTTERFLY/INCREDIBLE 4G LTE, MOTO DROID TURBO, DROID MAXX/DROID MINI