ITEM NAME:LED AC 110V/220V to DC 12V Switching Power Supply Regulated Power Transformer Description: Input Voltage Range: AC 110V/220V  ±20% Frequency Range: 47-63HZ Input Current: 1A/110V 0.4A/220V Output Voltage: 12V DC Output Current: 0-10A Efficiency: ≠¥80% Load Stability:  ±2% Surge Current: cold starting current 20A/110V 40A/220V Leakage Current: