Descriptions: Input Current: 1A Output Current: 600mA Working Power: 5W Working Distance: 5mm Chargering Efficiency: ≥70% Standered: QI Wireless Chargering Standered Type:QI Wireless Charging Receiver(Forward) Compatible with: Micro USB mobile phone Quality Certification: CE\/FCC Product corlor: White Size: 62*46mm Features: Ultrathin design,compact and lightweight without increasing additional weight of your phone. Adding wireless charging feature to your phone, it works well with any Qi-enabled charger. Easy to use. The receiver can be attached to the the battery all the time, and it would not interrupt the normal use of your phone. How to use it: Step 1: Open the back cover of your phone; Step 2: Plug the micro usb to your phone's usb port and stick the receiver card to the mobile phone's battery; Step 3: Close the back cover; Step 4: Place the mobile phone onto the Qi wireless charging pad (The receiver needs to work with the Qi wireless charging pad, but pad is not included). Package Included: 1 x Qi Wireless Receiver Middle Reverse Micro USB Charger More Details: