This product can control the color of the led lamp, it can also control the light and shade of the led lamp.

If you want more red of the lamp, you just need to push the top red button; if you want more blue of the lamp, you just need to push the top blue button; if you want more yellow of the lamp, you just need to push the top yellow button. Certainly, if you need more two color, you can push two button at the same time, the product can adjust the color according to the color regulation from the singlechip.

If you don't like color light, you just want the lamp be light or dark, you can push the two buttons on the bottom. When you push the left white button, the lamp will be lighter, when you push the right black button, the lamp will be darker.