How many times have you tried to have an epic, spontaneous dance party and stuck someone in the corner to flip the lights on and off? If youâve ever been that person, you know how NOT fun that can be. Nor is the effect nearly as cool as you want it to be. Well, those days are over. What you need in order to turn your party into the crazy night it should be is a strobe light! A strobe light is a device used to produce regular flashes of light, and it has easily become one of the most popular gadgets for special lighting effects. Strobe lights have many practical medical and industrial purposes, but they are often used in nightclubs, dance companies, plays, and even right in your own home for easy fun and entertainment.