The SWC9959AK120-15 from Laird Connectivity is a Wireless Charging Coil with Output Power 5 W, Number of Coils 3, Inductance 10.35 to 13.75 uH, Dynamic Contact Resistance 80 milli-ohms, Temperature operating range -40 to 85 Degree C. More details for SWC9959AK120-15 can be seen below.