LED dimmer,supply voltage:DC5V,6V, 12V,24V < optional > ( supply voltage should be marked on order ) Dimmer is a controller that it can adjust brightness, its control mode is knob-operated control, you couldadjust light to the appropriate lighting brightness in accordance with your actual needTechnical parametersWorking temperature: -20-60°CSupply voltage: DC5V,6V, 12V,24V optional(specify the ...