Three settings: Choose between soft, strong, and pulse mode. Oral health: Designed to reduce food residue, germs and dirt, whilst preventing tooth decay, bleeding gums, dental calculus and more. Capacity: Features a 220ml capacity water tank which is convenient for daily use without needing to refill Auto shut-off: The device will auto shut down in two minutes without operation. Size: 21cm x 5.8cm. Teeth cleaning: Get a dental water flosser. 220Ml Portable Dental Water Flosser | Pink | Living Social