The constant current LED driver is widely used in LED lighting, such as LED ceiling lamps, LED mirror headlights, spotlights, LED cabinet lights, LED kitchen lights.Specification:Color: Blue WhiteMaterial: PlasticPower: 18-24WInput Voltage: AC85-265VOutput Voltage: DC54-100VCurrent: 300mASize: 88*38*21mm/3.46*1.5*0.83 inch (L x W x T)Packing List: 2 x LED DriverAdvantage:The LED driver has over-current protection and short circuit protection.With DC connector, much easier and convenient to connect.The label of the product show its input, output, power and certification.Instruction:Plug the led transformer in your lighting and connect the wires to the power source.NOTE:Don't open or modify the led power supply.Please leave children far away from high voltage power source.