[High-precision sensors, soap dispenser] Intelligent infrared sensor technology : Super-fast detection time Sensor response is approximately 0.25 seconds and the scanning range is approximately 5 cm. Put your hand under the sensor, the pump automatically releases foam. [Energy saving and environmental protection] A novel saving method and an innovative bubble pump technology can convert liquid into foam and reduce consumption by 75%. Miniature high-performance motor, low power consumption and quieter. If the device does not recognize people's hands, it turns off automatically to save power. [High quality design] The automatic soap dispenser is made of high quality ABS and PP plastic, which can prevent a natural deterioration of everyday life and does not turn yellow even after prolonged use. In terms of ergonomics, the non-slip design makes it easier to hold with one hand. The translucent water tank at the bottom makes it clear at a glance. [Independent liquid box design] modern