· Innovative vacuum action for easy operation · For use at home, school, office, factory, Sporting Events & Hospitals · Fits most standard water bottle sizes · Includes Cleaning Brush · Environmentally friendly, no power required · Manual Water Pump for Jar. · Works with every available jar in market. · Easy to use. · Portable. Hand Water Jar dispensing pump is a tool required in every home, offices or any business houses to ease your life with water pouring method. Hand pump does not required any electrical source and it is very portable to use anywhere any time. Easy to fit and use instantly.