This warmers flameless heater works so quickly but before you know it, your whole room will be filled with fragrance. A clever recessed heating dish creates a refined silhouette dimension 7“ x 6.25“ For use place the unit on a level and heat resistant surface away from other heat sources and flammable objects. Do not use warmer if chipped or cracked place tart wax melts in the bowl, plug-in electric tart wax, melt warmer and properly functioning 120 V electrical outlet and turn on the in-line switch, allow the heat to melt the wax and the fragrance will release into the room. The unit will become will hot while in use, do not touch while in use, heated wax can cause burns. Allowing it to cook completely before touching if no means in the bowl unplug electric start warmer and a lot to cool before refilling the bowl.