It is necessary. The main functions of the health pot are heating, heat preservation, negative ions, odor removal and scale removal. Compared with the traditional electric kettle, these characteristics make the health-care kettle last longer, the water will not deteriorate after continuous heating, and the circuit, structure and materials are more scientific and environmentally friendly. In use, the health pot is safer, more reliable and more durable than the ordinary electric kettle. Making full use of its function, it can provide healthier drinks, purify water quality, remove impurities and odors, and release negative ions.