◾ Chrome plating brass body
◾ Laser sensor
◾ Blue and red LED display
◾ The left sensor is for water and the right sensor is for soap
◾ With low soap indicating function
◾ Three levels of soap volume
◾ One button quick filling or recycle the liquid soap from the tube
◾ With one minute water timeout protection
◾ 3000ml large soap bottle
◾ With multiple anti-blocking measures
◾ Patented foaming/anti-backflow device