DiGiYes&reg; Ulrta Thin 8mm Qi Wireless Charger Charge Charging Pad With Anti-Slip Rubber Ring (Black) This kind of 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. This product is of high sensitivity ,intelligent recogintion , put a charge; After charging ,automatically enter standby mode of the product. Charge for all QI compliant product.In the process of charging can be free to pick up, answer the phone ,freing discharge of charge. Main Function:wireless charging transmitter. Effciency can reach more than 70% , less heat. This kind of wireless charger features its general charging ability, which will enable you to charge any Qi-enabled device today, tomorrow and beyond. In addition, due to the intelligent induction, it can prevent overcharging with standby mode once the battery is fully charged. It is really ideal for helping you to achieving a more convenient life. Universal charging ability. The inductive charger has Qi, the new universal standard for charging. You can charge any Qi-enabled device today, tomorrow and beyond. Freedom of Placement: No annoying magnets to align or secret spots to find in order to charge your device. Usage Direction:1. Connect the power supply to the Qi inductive charger using the power cable provided.2. There will be an indicator light and a "beep" sound from the Qi inductive charger if the set up is successful.3. Place your phone on the Qi inductive charger.