Far Infrared Electric Charcoal Features: This electric charcoal is embedded in the ceramic with a special technology, so you can use it safely without worrying about the wires being disconnected. You can burn incense on the electric charcoal surface. Silver leaves are sold separately. Far infrared radiation electric charcoal, so it is more efficient than ordinary electric heating appliances and can be used economically. Since the heating element is not exposed, there is no risk of electric shock. You can also use the ceramic ashtray (sold separately). We do not use cotton for the insulation of this electric charcoal. Caution: Please do not use callusfoot wiring. Please be careful not to touch the electric charcoal and furnace surrounding heat during and immediately after use. ※Because this product is shipped directly from the manufacturer, we cannot accept payment on a cash exchange. When not using for a long time, please unplug the outlet. We strive to make our product as close as possible to the actual product, but depending on the conditions in the photography and your computer you use, the color and texture may appear different from the actual product. In addition, every product may have individual differences in color, weight and size variance. Thank you for your understanding.