Thank you very much for viewing! This is a brand new, unused item. Please let me know if you have any requests or would like to negotiate the price in the comments. Returns are not accepted to prevent swapping, etc. USB rechargeable. This is a compact, portable electric oral irrigator. Perfect for home use or travel. Oral Irrigator Water Flosser 4 Water Flow Modes DIY Mode 350ml Large Capacity IPX7 Waterproof Electric Oral Irrigator The oral irrigator is equipped with a tongue cleaner to prevent bad breath, a periodontal nozzle to instantly remove debris around wires, and four standard nozzles that can clean every corner of your mouth that a toothbrush can't reach. This water flosser caters to various oral care needs, such as those with misaligned teeth, those undergoing orthodontic treatment, and the elderly. Developed over two years by a factory with 15 years of experience in oral care device development and a team of dental experts. The 0.5mm ultra-fine water stream easily cleans the gaps in orthodontic appliances and reduces irritation to the gums. The water tank adopts a rotatable and removable design, making cleaning more convenient. There is a special button on the side of the water tank, making it easy to add water and making dental care simple. Equipped with voltage stabilization chip technology, it ensures a stable water flow even at high or low output, avoiding the problem of "output reduction due to power decay." It also has a built-in 2000mAh lithium battery, which can be used for about 30 days after charging for 3-6 hours. Frequent charging is unnecessary, significantly reducing the hassle of charging. It is also ideal for business trips and travel, allowing you to enjoy comfortable oral care anytime. IPX7 waterproof oral irrigator with a non-slip design on the back! Perfect for the bathroom (water flosser). The main unit is IPX7 waterproof both inside and out and has passed a 1-meter drop impact test, allowing it to be used and stored in humid places such as toilets and bathrooms, ensuring stable use for a long time. In addition, the back of the handle is textured with a dot pattern, making it non-slip even in a humid bathroom, allowing you to grip it firmly. Let's turn troublesome care into a comfortable habit. It has four water pressure modes (strong, standard, weak, DIY mode) that allow you to select the water flow strength according to the condition of your gums. Gently removes stains on teeth. With 1600-1800 high-frequency pulses per minute, it can remove 99.9% of stubborn dirt between teeth and around orthodontic appliances.