Foggy mirrors are a thing of the past with WarmlyYours ClearlyYouTM Mirror Defoggers. Using a minimal amount of energy, the mirror defogger operates at a safe, constant temperature of 104 degrees to warm the reflective surface and keep moisture from forming while you bathe or shower. With pre-attached power leads, the mirror defogger connects to your bathroom’s 120V lighting circuit. ClearlyYouTM Mirror Defoggers come ready to install in several shapes and sizes. This 20” round mirror defogger is ideal for medium-sized, decorative mirrors or for clearing a specific focal point on a larger surface. The self-adhesive backing adheres to your existing wall-hung mirror for quick and easy installation. Not suitable for installation in the shower.