Or it won’t have enough lumens to illuminate. And, I hate to say it, but we really do need to talk about Kelvin. Modern light bulbs are confusing, so let’s sort this out once and for all ...

Actual 3K or 12.5K color temperature (kelvin) is the average ... 3000 K are similar to halogen bulbs. Efficiency is the comparison of the amount of light (lumens) produced by a given amount ...

Actual 3K or 12.5K color temperature (kelvin) is the average measured color temperature of 10 bulb samples ... is the comparison of the amount of light (lumens) produced by a given amount of ...