L13 Features: 1.The dental water flosser can efficiently reduce food residue, germs and dirt, helping people improve oral condition maintain oral health, ideal for people who have dental implant, or wear braces or retainer; 2.The oral irrigator is 6 modes available. By using it 2-3 times a day, you can prevent tooth decay/gingival atrophy/bleeding gums/dental calculus, etc. 3.The water jet toothpick is IPX7 full body waterproof and designed with a 180ml capacity water tank, which has a good lifespan and is convenient for daily use without a second fill needed; L13 Specifications: 1. Portable Pull-out Oral Irrigator 2. 6 Modes 3. 4 Nozzle Rated voltage: DC3.7V Rated power: 5W Battery capacity: 2000mAh Charging time: 3-4H Battery life: 50 days Pulse frequency: 1600-1800 times/min Water pressure: 40-140PSI Water tank volume: 180ML L13 Package list: 1* Oral Irrigator Body 4* Nozzles 1* Charging Cable 1* User Manual