Penguins Design Automatic Touchless Foam Soap Dispenser with Sensor/Foam Pump for Bathroom and Kitchen on Countertops/Wall,Hommade Foam Mounted Shampoo/Dishwashing Liquid/Lostion 480ML (Red) 1.Less than 75% Soap: Dilute your favorite liquid soap with water ,then turn it into homemate foam 2.Humanization design:LED blud backlight,easy to install,wall-mounting or placed on desktop directly 3.Adjustable: Intelligent selection of different dosage 0.6ml/1.2ml 4.Efficient:Top power saving design,4pcs batteries(not included) can be used 40,000 times. 5.High-efficiency pumpNew design pump for lower noice and greater suction.quickly-in just 0.2 seconds and low noice.