USB charging: Comes with a USB charging port on the bottom. Cleaning modes: Features different modes - whitening, cleaning, gentle, sonic gum health and massage modes. Colours: Choose from pink, white, blue or black. Electronics: Get an electric USB sonic toothbrush. Dental scaler: Use the dental scaler tooth calculus tool for high frequency vibration, to effectively remove dental plaque and stains. Electric Usb Sonic Toothbrush | Blue | Living Social