With this particular bulb, you get a lifespan of about 10 000 hours. The brightness of a light bulb is measured in lumen, which in this case is 2 800 lumen.
From Amazon
Osram Dulux F 36 Watt Cool White (4000k) Compact Fluorescent Light Lamp
LED Bulbs
Osram Dulux 36W PL-F 36W T16 2G10 Cool White - 299037
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