Parameter Specfication Tolerance Remarks Power 3Watt ±5% Long life of 15 years with 15000 hours life Output Light Intensity 1150 Lumens ±5% Operating Voltage 110 To 270 Volt AC ±5% No UV Radiation Best Replacement to 60Watt Tungston Bulb Or 28Watt CFL Bulb ±5% No mercury content Suitable For 10 X 16 Rooms Color Temperature 6500K ±5% Can be used in residential areas like halls, bedrooms, Bulb Base B22 Color Cool Day Light