Input voltages:  90-264V AC
Powers: 18W/18W
Output voltages: 20-50V/50-80V
Output currents: 200-300mA/50-240mA
Power factor: 0.95/0.95
Efficiencies: 91%/93%
Size (L x W x H): 132 x 16 x 9.5mm
High PF, good stability, high efficiency, wide range input and high cost performance