Self Ballasted Fluorescent Lamp With Power Factor 0.85 [Min.] Single Capped Fluorescent, Linear Shaped, Rated Wattage In Watts: 20, Colour Temp. In Degree K:6500 Suitable For Single Phase, 230 Volts, 50 Hz Ac Supply Complete With B-22D Base Is:15111[Pt.-1]/2002 With Amdt. No. 1 To 4 [Reaffirmed In 2012] And Is: 15111 [Pt.-2]/2002 With Amdt. No. 1 To 9 [Reaffirmed In 2012].