Smartphone holder with built-in Qi wireless charger You can charge your Qi-compatible smartphone with the holder with 5W output. Just set it in the holder and you dont have to worry about connecting a cable to charge. One push open. The left and right arms open with one push of a button. Simply close the arm once you place your smartphone. Easy to remove and remove with one push of a button. Qi Standard "Authenticated" This is an official Qi certified product established by WPC.