The unique and high-quality porcelain-coated burners add elegance to your space and maximum quality performance in the combustion of any aromatic element you place on their base! Scentchips burners are distinguished by their unique style and excellent construction material! The porcelain coating has the peculiarity of heating up gradually, resulting in the scent of the oil lasting longer! Instructions : - Fill with water and cover about 2/3 of the base of the burner. - Add drops of aromatic oil. - Place the tealight in the recess of the burner. - Check the amount of water so that it does not run out before the tealight goes out. or - Place the wax melts and the tealight in the recess of the burner WITHOUT water. * If you want to change fragrances, clean your diffuser base so that the fragrances do not get mixed up.