The Qi Wireless Charger is a high performance wireless charging system designed to quickly charge your Qi-enabled device. Simply set it on the charging pad and provide up to 10W of power for high-speed charging of Samsung®, Apple® iPhone® and other compatible devices ? making it an ideal solution for home and office desktops.This charger has a gripping pad on the bottom for stable placement on your desk and a round non-slip ring on top to hold your mobile device firmly in place, while the slanted surface provides a convenient viewing angle of your device''s screen. A blue LED indicator lets you know when your device is charging and once the device is fully charged, the LED indicator will turn red. The charger will work through most cases, so there is no need to remove your mobile device from its case.