With this particular bulb, you get a lifespan of about 15,000 hours. The brightness of a light bulb is measured in lumen, which in this case is 806 lumen.
From Amazon
Crompton Lamps LED GLS 14W BC-B22d Dimmable (100W Equivalent) 2700K Warm White Opal 1521lm BC Bayonet B22 Frosted Bright Light Bulb
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