One-Piece Tank: Kaugic’s earwax remover boasts a seamless tank that combines clean and waste water. This innovative design dispenses and collects water simultaneously, making cleaning easier and more efficient than traditional models with separate tanks Overheat Protection for Safety: The KAUGIC electric ear cleaner has smart temperature control for safe earwax removal. A green light indicates the ideal temperature, while a red light prevents use if it's too hot Waterproof & Convenient Ear Flushing Kit: The KAUGIC ear wax removal kit features IPX7 waterproofing, safe for use in the shower. With a higher rating than IPX5, the entire unit can be rinsed under a tap for easy cleaning How to Install: Align the 'O' with the unlock symbol and rotate to lock when the Water Temperature Indicator Light is green (95℉ - 102℉). KAUGIC makes ear cleaning smarter and easier Effective Four Water Pressure Settings: This triple jet ear cleaner offers four pressure levels to suit your needs. Simply press the Power/Mode button to select the intensity