Dimensions: 19.3cm x 3cm x 2cm. Rechargeable: Recharge using the USB port, great for using on the go. Feel fresh: Designed to remove plaque and stains for an advanced oral cleaning routine. Five modes: Features five adjustable vibrating speed levels to meet your different cleaning needs. Colours: Choose either pink or blue. Electronics: Get a portable electric dental calculus removal. Electric Dental Calculus Remover | Blue | Living Social