Wireless Charging: Simply place your QI-enabled mobile device on the pad to start charging.Anti-Slip Design: Anti-slip rings on both sides of the pad， keeping your phone and pad in place.Fast Charging: The 1.5 Amp core ensures the fastest charging possible for QI-enabled mobile devices.Safe: The pad has built-in technology to protect against overcharging & overheating.Please note: Your mobile device HAS to be QI-ENABLED to work with this charger. This charger will not work work with older phones.Please note: Does not work through cell phone cases thicker than 0.2 inches