What do cool white and warm white mean

cool white LED compare to warm white LED

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10pcs 3W ETI NLW3535 SMD300LM High Power LED diode Chip light

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Buy Cree XHP50 6V or 12V 6500K Cool White, 5000K Neutral White, 3000K Warm White XHP 50 High Power LED Emitter 16mm 20mm Copper PCB at Aliexpress for

Cree XHP50 6V or 12V 6500K Cool White, 5000K Neutral White, 3000K Warm White XHP 50 High Power LED Emitter 16mm 20mm Copper PCB

3W Infrared IR 940NM High Power LED Bead Emitter DC1.5-1.7V 750mA

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