Unlike conventional bulbs, fluorescent bulbs generate no heat. The brightness in this bulb amounts to 1 100 lumen.
From Amazon
Osram Dulux F 18W/830
LED Bulbs
Osram 18W Dulux F 4 Pin Compact Fluorescent Warm White - OS333540
Big on Electricals
Osram 18W Dulux F 4 Pin Compact Fluorescent Warm White - OS333540