4XEM Fast Wireless Charging Power Banks with a 10000mAh Capacity Our Qi certified wireless power banks dual charge. Smart dual wireless mode allows you to wireless charge or wireless receive power. Simply place your wireless power bank on one of our wireless Qi chargers (4XWRLSCHARGERBK OR 4XWRLSCHARGERWH) to charge the internal battery, or charge it with your USB C, micro USB PORT. With a capacity of 10000mAh our Qi wireless power bank will have you charged back up in no time. Use it with any Qi enabled device and power up your Samsung or iPhone on the run. The Samsung wireless power bank can charge 2 devices at once. Our wireless power bank for iPhone or Samsung will charge one device with the USB port and one device wireless at the same time. Charge any one of your Samsung Galaxy Note 5/S6/S6 Edge/S6 Edge+/S7/S7 Edge/S8/Note 8 Google Nexus 5/6/7 HTC Droid DNA, 8X LG G3/G4, iPhone 8/8 Plus/X with our Qi fast charging wireless power banks available in both black and grey. 4XEM wireless fast charging power banks are backed by our unmatched 1-year warranty!