The color temperature of light denotes how the light appears on a spectrum from warm (yellow-toned) to cool (blue-toned). It's measured in degrees of Kelvin (K) on a scale from 1,000 to 10,000.

Despite being only a bi-colour LED the Neewer AS600B has a major selling point. At 600W output power, this LED blows all the other LEDs I’ve tested 'out of the water’ in relat ...