Easy to use: Plug the receiver pad coil into the ph's -USB, then place the receiver pad coil over the back cover. Effortlesy charge your ph for wireless . What you have to do is connect the wireless charging receiver module to the ph battery or inside the ph case. Compaility: Works with most standard wireless charging pads (not included). Easy assembly and disassembly to share with your and . No interference with other functions of the Smartph. Portable: Ultra-thin and lightweight design, easy to install. Easily fits under the back of the ph, placed directly over the battery. No need toe the ph cover and say no wholesale. It is really a great choice for you. FREE CABLE: Loaded and to use. Tangled and incompale power will disappear with wireless power charging technology. Simply place your ph (you have already inserted the receiver) on a compale wireless charging pad (not included) and 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 + Bronze head Size:8.8*4.8*4.8cm Package Contents: 1*wireless receiver the above package content, other are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.