... as 93%,and the available beam angle options are: 15 degree,30 degree,45 degree.High power LED light source is used, and electric ... externally.Specifications: item no LC007voltageAC220V~50HZpower1Wlight sourceLED whitematerialaluminumbeam angle15,30,45 degreedia52mmcolornatural aluminum Driverexcel.350mA LED DriverQty/Ctn100pcsAdvantage:1. Green light ...