Peace be upon you Screen light used for approximately 3 days. The lighting is excellent and has no issues, and it has a two-year warranty. I changed it because the color is black and I want something that matches my screen. Its features: 1. Light sensor that reduces or increases the light according to the ambient lighting 2. You can change its color from white to yellow 3. It comes with a remote control to turn it off, change the color, or dim it.