The power supply contains mounting hole input and output EMI filter circuit with temperature protection and short-circuit protection functions AC 85~265V wide voltage input DC 3.3V voltage output; 1: Input Parameters: Input current: 0.065A (AC 110V) 0.032A (AC 220V) (under full load); Input surge current: 20A (under full load); Input voltage: AC 85~265V 50/60HZ (under full load); 2: Output Parameters: Output voltage: DC 3.3V (+/- 0.2V); Output current: 1A; Output efficiency: 85% (rated load); Output ripple: 50mV; Power: 3.5W; Overshoot at turn-on and turn-off 150%; Output rise-time: 100MS