YouEoo Automatic Soap Dispenser -Touchless Infrared Sensor Battery Operated Electric Soap Dispenser Wall Mount with Adjustable Soap Dispensing Volume Control Touch Button 17oz / 500ml (Silver)

DO & DO NOT: DO dilute the hand sanitizer with water in a ratio of 1:3 or 1:4, otherwise it won't FOAM! DO remove batteries to avoid moisture and liquid leakage if not use it for a long time. Do make sure there's no anything blocking the foam outlet, otherwise the foam can't be dispensed Do better to regularly rinse the pump pipe for 10-20s to avoid the pipe blockage caused by the hand sanitizer drying DO NOT block the foam outlet with your hand. DO NOT immerse the automatic soap dispenser in water or rinse it, otherwise it will short circuit. DO NOT directly use non-foam hand sanitizer or it doesn't work. DO NOT invert the soap dispenser. 4*AA batteries are required, but they are not included in the package!