The little secret of the "new" toothbrush, many oral problems are related to toothbrush bacteria. The intelligent scheme of Heyin Zi is used for sterilization all day long. The toothbrush is clean all the time, striving for the breeding characteristics of bacteria for 20 minutes. The intelligent algorithm independently developed by technical research and development is used for deep sterilization in 180 seconds. The 24-hour cycle is to encircle and suppress bacteria. Bacteria have nowhere to escape, thus avoiding finger touch and effectively preventing cross infection. Wave to sense on and off, you can also choose a key switch, the two ways are more intimate. No disassembly, no washing, innovative addition of antibacterial and mildew-proof new materials, destruction of cell synthase activity, causing cells to lose their ability to divide and reproduce and die.