ultra thin led downlight 1.Built-in constant current source 2. ... .Long life 4.No flicker,non harm 30w suface mounted ultra thin led downlight Features: 1.Unique Style, good heat, the ... Emitting Angle 90°Protective MeasuresOvercurrent,Overvoltage,Open Circuit,Lightning Protection System Working Temperature -20°+50° Warranty 2 years Application: 1. high ...