3W 4W 5W 7W LED Light Driver Dimmable Lamp Transformers 300mA Power Supply LED Constant Current for Home Downlight Spotlight AC 110V 220V LED Driver Specifications: Item name: LED Lamp Driver Power: 3W / 4W / 5W / 7W Input Voltage: 85-265V (Not Dimmable) 110V/220V/DC12V (Dimmable) Input signal: AC 50/60Hz Output current: 200-300mA +5% Material: PCB Work Temperature: -20 - 80° Features: Built-in(without box) Connection: RED/Led+: LED Output Positive White/Led-: LED Output Negative LED Driver Features: Brand new and fantastic Energy saving, low warm temperature Protection function: over voltage, overload, quick circuit protection Safety Standard:meet CE, CCC, RoHS Applicable Lamp: E27/ GU10/ E14/ B22 Lamps and extra LED Driver Application: Widely utilized in looking malls, exhibition halls, offices, relatives room,DIY handicraft creation. Such as : chandeliers, low voltage lights, spotlights, downlights