Apple Watch Wireless Charger:
Input Voltage and Current:5V/1A
output Voltage and Current:5V/0.5A
Output Power:2.5W
Conversion efficiency:≤50%
No-load Power Consumption:60mw
operating frequency:328KHz
USB output Voltage and Current :x
Wireless Charging OutputVoltage and Current:x
Four in one Wireless Charging
Input Voltage and Current:9V/4A
output Voltage and Current:9V/1A
output Power:25
Conversion efficiency:≤80%
No-Load Power Consumption:120~650mw
operating frequency:110~205KHz
USB Output Voltage and Current :5v/2A
Wireless Charging Output Voltage and Current:9V/1A