LED dimmer,supply voltage:DC5V,6V, 12V,24V < optional > ( supply voltage ... brightness, its control mode is knob-operated control, you couldadjust light to the appropriate lighting brightness in accordance with your actual ... weight: 30gGross weight:55gStatic power consumption: <1WOutput current: <2APower output: 24W LED DIMMER,DC5V,6V, 12V,24V