A Kelvin (K) is the unit colour temperature is measured in. The higher the Kelvin, the cooler the colour.
A lamp between 2,700K and 3,000K is classed as "warm" white light.
A lamp with 4,000K is...
A Kelvin (K) is the unit colour temperature is measured in. The higher the Kelvin, the cooler the colour.
A lamp between 2,700K and 3,000K is classed as "warm" white light.
A lamp with 4,000K is...