Qi Wireless Charging Receiver Card for Samsung Galaxy S4
How to add wireless charging to Samsung Galaxy S4 mini - iFixit Repair Guide
1-10pcs/lot Big Main Power Ic For S4 Mini I9190 I9192 Pm8917 8917 For Samsung Galaxy S4 I9505 I9500 I9200 Main Big Power Chip Ic - Wireless Charging Module - AliExpress