Freedy Power Patch has been designed for those smartphones which are not equipped with a built-in wireless charging receiver. By simply aligning and attaching the Power Patch in parallel with the terminal, if any, for wireless charging located in the back of smartphone, user can enjoy wireless charging function. Please note that ‘Freedy Power Patch does not support all the smartphone models. Depending on the user’s smartphone models, users may need a power patch or wireless charging back cover for the phones they use. Or, users may already have a smartphone with built-in wireless charging function. Please refer to the below link to find out which phone models support Qi wireless charging.