... :1, Input voltage: 100-240Vac2, Input current: 0.1A Max.3, Power factor: ≥0.504, Static loss: 0 ... current: 300mA7, Output power: 3W8, Efficiency:75%9, Ripple voltage: 200mV10, Operating Temperature: -20~+50°C11, Size: 41*22*18MM 3W LED constant current ... driving power supply ...