【Two Modes + DIY Mode with 12 Intensity Levels】 The DIY mode of the jet washer has 10 intensity levels, ranging from 35psi to 151psi. You can adjust the water pressure mode according to your personal needs, satisfying everyone from first-time users to regular users. 【IPX7 Waterproof & Industry-First Mirror-Type Water Inlet Design】 With IPX7 waterproof processing, you can use the oral irrigator with peace of mind anywhere, such as in the washroom, bathroom, or during a shower. There are no restrictions on where you can use it, making it convenient to clean. The water inlet adopts a unique mirror-type design, allowing you to check the cleanliness of your teeth while brushing. 【Storage Box Function & Detachable Tank】 When not in use, you can store the nozzle inside the tank, keeping it clean and hygienic. You can easily add water by opening the tank's spout. 【Foldable Water Tank & Compact Design】 The foldable water tank design significantly saves space and makes it easy to carry. It's smaller than a commercially available smartphone, so it easily fits in your pocket, making it perfect for travel and business trips. 【No Charging Needed for 1 Month & 5 Nozzles & 360° Rotation】 Adopting a TYPE-C charging method and equipped with a large-capacity lithium battery. A full charge of 4 hours allows for 30 days of continuous use, reducing the hassle of frequent charging. The oral irrigator comes with 2 replacement nozzles, which can be used by the whole family. The nozzle has a 360° rotating design, allowing you to thoroughly clean even hard-to-reach areas that a toothbrush can't reach. 【1-Year Warranty & Japanese Instruction Manual Included】 This product comes with a detailed Japanese instruction manual, designed to ensure users can use it with confidence. 【Set Contents】Oral Irrigator Body x 1, Standard Nozzles x 3, USB Charging Cable x 1, Japanese Instruction Manual x 1