Easy to use: Plug the receiver pad coil into the phone's -USB, then place the receiver pad coil over the back cover. Effortlessly charge your phone for wireless . What you have to do is connect the wireless charging receiver module to the phone battery or inside the phone case. Compatibility: Works with most standard wireless charging pads (not included). Easy assembly and disassembly to share with your and family. No interference with other functions of the Smartphone. Portable: Ultra-thin and lightweight design, easy to install. fits under the back of the phone, placed directly over the battery. No need to change the phone cover and say no wholesale. It is really a great . FREE CABLE: Loaded and to use. Tangled and incompatible power will with wireless power charging technology. Simply place your phone (you have already inserted the receiver) on a compatible wireless charging pad (not included) and start charging. Product Details: Name: wireless charging receiver Input and output: DC5V-2A / 5V-1.2A Receiving distance: 2-6mm Charging current: 2000mA Transmission power: 10W Energy Conversion: 85% Charging mode: Induction mode Colour:Black Material:PU + head Size:8.8*4.8*4.8cm Package Contents: 1*wireless receiver Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.