1.Switching Power Supply with metal case,220v 12v 2.GB4943 / GB9254 (National standard); 3.Rating output power: 36W Switching Power Supply with metal case,220v ... 1 CHD-PS212 AC220V to DC12V/3A switch power supply Input: 220V Output:12V,3APerformance parameterSize: 88mm long X 78mm wide X ... right, has little wave disturb and steady capability. Switching Power Supply with metal case,220v 12v