Fluorescent Lamp, Colour/Finish: Yellow
From Amazon
Crompton Lamps 15W Pygmy SES-E14 Dimmable Yellow 45lm SES Small Screw E14 Incandescent Sign Coloured Outdoor External Festoon Light Bulb
Lamps 2U Direct
15 watt SES-E14 Yellow Coloured Pygmy Light Bulb