Unused item. I am not a retailer, so I will answer questions about specifications, etc., to the best of my ability. --- • 【High Water Pressure & Up to 95% Water Saving】 The unique structure utilizing aerodynamics achieves a powerful water flow even with a small amount of water. It can be used even in low water pressure environments and achieves a maximum water-saving effect of 95%. • 【Cleansing & Beauty Effects with Micro-Nano Bubbles】 Generates over 1.5 billion ultra-fine bubbles, thoroughly cleansing dirt and sebum from deep within pores. Excellent moisturizing and heat retention effects, gentle on the skin and scalp, and also helps with skincare. • 【4-Mode Switching】 Easily switch between 4 modes at hand: ① Mist Mode ② Mist + Straight ③ Straight Mode ④ High Pressure Mode. You can choose the optimal water flow according to your purpose and mood. • 【Convenient Hand-Held Water Stop Function】 Allows you to stop the water with one touch. Smooth operation even when bathing children or pets, or while shampooing. Also leads to savings on water and gas bills. • 【Easy Installation & International Standard Compatibility】 Includes M/K/G/O adapters and is compatible with most household shower hoses without tools. Easily installed with a screw-on type. • 【Lightweight & Practical Design】 Made of ABS material, lightweight and easy-to-handle design. Comfortable to use, even for extended periods, without tiring your hands.