Keep your pens, pencils and highlighters organized and at the ready, making your desk clutter-free. Wirelessly charge your devices. Anti-slip rubber feet. LED indicator illuminates when device is being charged or a metal object has been detected. Max. Output: Normal Charging is 5 Watts; Fast Charging is 7.5 Watts for iOS and 10 Watts for Android. Max. Case Thickness: 0.2 inches. Compatible with most devices capable of wireless charging.