QKILL UPGRADED Qi Wireless Charging Pad for Samsung Galaxy S6 S6 Edge ,LG G4, Nexus 6, SONY Xperia , Moto 360 Smart Watch Other Qi-Enabled Phones and Tablets (RED-1) PLEASE NOTE: We strongly recommend using a 2A adapter/Power Source for the best results. Wireless Charging: Starts the moment you place down any Qi-enabled device or device equipped with a Qi-compatible cover. No cables or USB interface required. Input: AT LEAST 5V/1.5A; Output: 5V/1A This protable and light-weight Qi standard wireless charger pad is fit for various kinds of smartphones which is Qi-marked. Its usage is very simple, what you need to do is just putting the charging machine with QI-marked in the charging area, then it will start to charging persistently. You will find it a good solution for your convenient digital life.Please read the User Manual carefully before use.Some of the smartphone need an extra receiver module such as iPhone Samsung Galaxy. It's normal for the pad and phone get warm slightly during inductive charging, and they may get even warmer, if you use your phone during charging, for example using GPS or playing games, music etc.PROTECTIVE CASES is suggested to be REMOVED during charging When charging,the led light will fash slowly .While not charging,the led light stays blue.