1.Switch Power Supply 2.output power 40W 3.Hight Quality & competitive Price 4.UL/TUV/CE/ISO9001 Approval Model: S-40-5  S-40-12  S-40-15  S-40-24  Dimension: 129x98x38 mmOutput power: 40W High evviciency, high reliability, low costAC input range selected by switchProtections: Short circuit/Over loadLED indicator for power onCooling by free air convectionFixed switching frequency at 23 KHz1 year warranty