The Aromamatic Vaporizer has been designed to operate at a low temperature, this unique design allows the vaporizer to gently vaporize the essential oils without causing any harm to them. It avoids the use of hot oily water, eliminates volatile naked flame, messy candle wax, remains cool to touch at all times and will not overheat. The Vaporizer is warmer enough to Vaporizers your Essential Oils but not hot enough to burn them. Maximum operating cost is less than 30 cents a week, when switched on 24 hours a day. Self regulated low operating temperature of below 80°C Rated at less than 4 watts of power Fully insulated internal wiring system. The ceramic case has natural insulating characteristics.