*Input: 9V/3A
*Wireless Earbuds Charging Output : 5W(Max)
*Smart Watch Charging output:1-3W
*Phone Charging Output:15W
*Maxmum output power:22W
*Effective transmission distance: <5mm
*Conversion efficiency: <80%
*Operating frequency: 105~205KHz
*Supports PD and QC3.0 protocol Fast charging
*Protection measures:over-heat protection, overcurrent protection, short -circuit protection, and over-voltage protection.