Intelligent infrared sensor - the soap dispenser with sensor and non-contact design to avoid secondary cross infection. Just place your hand under the sensor, the soap dispenser will supply you with soap in 0.25s, no need to contact it. Adjustable levels - Divided into 0.6g (low), 1g (medium) , 1.8g (high) three levels, suitable for different groups of people, no need to worry about waste. Quickly click the power button to change the soap volume, different indicator lights indicate different soap volume: white (high), blue (medium), green (low). Safe and durable - The product is made of ABS, which can maintain its luster for a long time, the seal is made of stainless steel to prevent liquid leakage at the interface after the soap dispenser is dropped on the ground, improving the safety of the product. IPX5 waterproof, Don't worry about splashing water in the bathroom, Rubber plug keeps the USB charging port away from moisture. Rechargeable design - with built-in battery of 800mAh, a single charge can work about 3000 times. Compare to battery-operated dispensers, it reduces battery consumption, saves more money and reduces the environmental impact of discarded batteries.