Cold white light:11000k-15000k, used to illuminate diamonds and platinum; Lighting;

True white light: 5000-6000K, mainly used for jade, digital products, expensive watches, tobacco and alcohol lighting.

Warm white light: 2800K-3000K, mainly used to illuminate yellowish objects such as gold ornaments, which can make gold ornaments look more beautiful and give people a warm feeling, so it is called warm color.