... 100-240V,50-60Hz Beam Angle: 25,60 degree Lamp holder: GU10(ES111)Dimmable(triacs control): yes(down to10 ... Aluminium Net weight: 300gDimension: as shownFeatures of SYS9189 led lamp: Built-in constant current drive power, stable performance. Constant ... , voltage and current is lesserApplication of SYS9189 led lamp:Living room, bedroom, kitchen, washroom;School, university, hospital, hotel;Conference, ...