Innovative sonic technology removes tartar, plaque, and stains. Intelligent high-frequency vibration with 5 intensity levels. Ergonomic design for comfortable handling. Rechargeable lithium-ion battery via USB, with a battery life of approximately 6 to 8 hours. The Deplaqued sonic toothbrush offers a range of features, including different intensity modes that can be adjusted based on plaque levels. The toothbrush uses high-frequency sonic vibration technology to eliminate tartar, plaque, and discoloration. Sonic cleaning is the preferred and proven method of professional dentists for plaque removal. Unlike a conventional toothbrush, its high frequency makes it ideal for home use. The sonic cleaning function of Deplaqued combines acoustic and mechanical movements to remove plaque and stains. Additionally, the sonic toothbrush is protected against splashes with an IPX6 waterproof rating.