نظرة عامةThe manual water dispenser is easy to use and fixed the bottle. Main advantage of the drinking water pump is is multiple time reusable and portable How to install Water pump please easy install any bottle first step three pipe one by one and one end of the pipe connect to to head almost done the process finally connect the head on bottle How to use Just press top of the head. Using the drinking water pump first time press the head 4 to 5 times Advantages- Do not required any other equipment just plug and use drinking water pump. No battery cost and job motors, Home office school college hospitals factories and more place very useful this one