Brand new in box. Description directly from Amazon: ★ EFFICIENTLY IMPROVE ORAL HEALTH: The water flosser can professionally remove 99.99% of food scraps, 500ml water tank and working time for 150s, which effectly remove tartar accumulated over the years and is perfect for braces, periodontitis, implants,and other dental work. ★ PERFECT FOR MULTIPLE FAMILY MEMBERS:The water flosser HAS 7 jet tips to create different functional effects for your family. And the nozzle can rotate 360° to deeply wash debris between the teeth and gums where the toothbrush and flossing are difficult to reach. 3 classic jet tips with different color also ensure oral hygiene for you and your family. Even the handheld tongue cleaner can keep you away form bad oral problem and improve gum health. ★ 5 OPTIONAL PULSE MODES: The water flosser dental features 5 water pressure settings (range of 10-100 PSI), you can adjust the mode to meet your needs with various oral problems. The oral irrigator is designed with 1900mAh, charging for 5 hours and working for a week a least ★ 500ML LARGE CAPACITY & PORTABLE: This dental water flosser has a 500ml large water capacity but it is detachable, high volume water capacity for 150s achieves a pleasure using. Anti-leakage design will ensure no liquid leaks when you use it. The upgraded removable full-opening water tank allows you to thoroughly clean the limescale and its extremely portable design with a delicate travel bag also convenient to travel.