You can easily make a rainbow using LED light. For example, purchase Govee LED lights. This manufacturer provides a rainbow effect generation in the settings of their products. Conveniently, they have an application that makes it effortless to set up an effect you want to launch.u003cbru003eu003cbru003eIf you are a fan of craftwork, you can use a very cost-efficient way to create a rainbow from LEDs with the help of cellophane (cellulose-based material). The procedure is extremely simple and implies just rolling every strip into the cellophane. This way, you can realize your creative streak by mixing various hues and changing the level of transparency of the sheets.