Deeply cleans teeth, effectively whitens teeth, and improves gum health: Compared to regular toothbrushes, flossers, or dental floss, it cleans deeply between teeth, effectively removing food debris and massaging gums, preventing stains, bad breath, and other oral problems. This is an ideal teeth cleaning product for those wearing braces, implants, crowns, or with periodontal pockets. IPX7 waterproof rating, durable and long-lasting: This portable water flosser features an IPX7 waterproof design, making it easy to use even in the shower. The upgraded motor provides a stable and reliable water flow, helping to remove stains from the tooth surface and improving oral care. With twice the lifespan of other products, it easily handles daily use and cleaning, ensuring a more comfortable user experience. Large capacity water tank and leak-proof design: The extra-large water tank provides a continuous 90-second water supply. This ensures your safety and extends the lifespan of the water flosser. The leak-proof design ensures no liquid leakage when using high-pressure water. Usage Tips: When the water flow from the water flosser is at a 144-degree angle to your gums, slightly close your mouth to avoid spraying water, then let the water flow from the corners of your mouth into the basin. Ideal for Travel: The water flosser's compact and portable design makes it ideal for everyday home use, office work, travel, and business trips. Equipped with a high-performance battery and a built-in USB fast-charging port, it allows you to easily maintain oral hygiene whether at home or on the go.