Recommended brightness of a8 UFO lighting

The lumen value of 5000K-6500K .a8 UFO lamp is recommended to be 5000K-6500K. The color temperature of LED lamps is usually expressed as "cold" and "warm". The colors of "cold" and positive white light (colors close to sunlight) are generally 5000 K-6500 K, while "warm" and warm white light (colors close to incandescent light) are generally 3500 K-4800 K Brightness refers to luminous flux and is measured by lumens (lm). The larger the value (unit area), the brighter it is.