1. 4 Customizable Modes for All Oral & Gum Conditions Designed with Soft, Normal, Strong and Pulse adjustable modes to meet diverse oral care needs for the whole family. The gentle Soft mode is friendly for gum-sensitive people, beginners and kids to avoid oral irritation; Normal mode handles daily residue cleaning; Strong mode targets stubborn tartar and deep food buildup; Pulse mode delivers soothing gum massage to boost oral blood circulation and relieve gum soreness. 2. 1800 Pulses High-Frequency Deep Cleaning Featuring professional 1800 times per minute high-frequency pulse technology with adjustable water pressure. The precise fine water column penetrates deeply into tooth gaps, gum lines, braces and implant gaps, thoroughly removing hidden plaque, food debris and tartar that ordinary toothbrushes cannot reach. Effectively improves oral hygiene, prevents bad breath and dental calculus for comprehensive teeth care. 3. 300ML Large Detachable Tank & One-Time Full Cleaning Equipped with upgraded 300ML large-capacity detachable water tank, enough for full-mouth continuous cleaning without frequent refills in one use. The humanized detachable design supports thorough internal cleaning to avoid residual water and bacterial growth, solving the sanitation problem of integrated water tanks, and keeping the flosser fresh for long-term use. 4. IPX7 Full-Body Waterproof & User-Friendly Design Adopts premium IPX7 full-body waterproof technology, allowing safe use in showers, bathrooms and wet environments without water leakage and damage. Simplified one-button operation realizes effortless mode switching for all ages. Equipped with 4 replaceable jet tips and 360° rotating nozzle, it covers every oral corner for dead-angle-free cleaning, meeting daily replacement and family sharing needs. 5. Lightweight Portable & Rechargeable for All Scenarios Compact, lightweight and cordless design saves space, easy to put into toiletry bags, suitcases and backpacks, perfectly suitable for home daily use, business trips, vacations and travel. Built-in rechargeable battery supports long-lasting standby, eliminating the trouble of frequent charging. It is a practical and thoughtful oral care gift for family, friends and braces wearers.