Oral health: Designed to reduce food residue, germs and dirt, whilst preventing tooth decay, bleeding gums, dental calculus and more. Auto shut-off: The device will auto shut down in two minutes without operation. Teeth cleaning: Get a dental water flosser. Three settings: Choose between normal, soft and pulse mode. IPX7 full body waterproof: Features a 220ml capacity water tank which is convenient for daily use without needing to refill. Two colours: Choose between white and pink. 220Ml Dental Water Flosser | Pink | Living Social