The Choetech Fast Wireless Charging Pad T511-S 10W charges your smartphone at up to 10W. Ultra slim wireless charging pad with anti-slip rubber feet. The wireless charging pad’s indicators and compact build ensure simple and convenient charging. Can support phone case thickness within 5mm(0.2 inches) while 4mm(0.16 inch) is the best wireless charging distance (Please note that metal attachments or credit cards will interfere with charging ). LED indicator to let you know that your phone is actually connected.