Input voltages:110/220VAC
Powers: 13-32W
Output voltages: 20-45V
Output currents: 400-800mA
Power factor: 0.96
Efficiencies: 84%
Size (L x W x H): 350x17x10mm
Good dimming effect,high efficiency,high PF,THD<15%,dual circuit,no flashing watch from camera