Our soap is equipped with a smart infrared motion sensor that accurately detects your hands and is most sensitive when it is 2 inches (about 5.1 cm) away from the sensor. Rapid vomiting in 0.26 seconds, 1ml liquid product per serving for healthy living anti-drip or clog: This hand-free soap comes with a flexible silicone valve snap, sealed to prevent messy drips. If there is no liquid or split liquid when using, it is recommended to gently move with fingers waterproof and easy to clean: the smart soap pump adopts a IPX6 waterproof design with a waterproof silicone compartment to ensure battery safety. You can rinse the pump in the sink and keep it clean. Suitable to be placed in the kitchen, bathroom, hospital and school battery powered: the electric soap pump can be used for a long time, just install 4 AAA alkaline batteries . Look at It is also convenient to use outdoors or while traveling. It is made of high strength ABS material, an almost perfect streamlined body to add a splash of color to your home easy to use: press the On/off key to turn the soap on or off. Reasonable water intake makes filling easier