This is a night motion sensor. It has 16 colors that automatically loop. To set a single color, press the button once when your desired color is displayed. It's simple to use with no complicated operations. This product reacts to infrared light, so it only works in the dark. Please test it in the dark. The light will automatically turn off after a certain amount of time. It uses 3 AAA batteries. It can be used in various ways, such as in the toilet, mounted on a wall, or placed in a hallway. #LightingSet #Ceiling #Footlight #AutomaticLamp