This warmer gently melts scented wax using a hot plate without the use of a bulb. The fragrance wax warmer creates a relaxing atmosphere while giving you a safe heat source to melt your choice of fragrance wax melts (sold separately). The use of an electric hot plate makes this a safe way to heat your fragrance without soot or residue.ScentSationals Wax Warmers are perfect for adding the right amount of ambience and fragrance to your space.