Water pump small size is like normal one and veey adjustable
Manual Water Pump
This Environmentally Friendly Water Bottle/Jug Hand Pump is a manual pump for bottled water that is great for camping, sports, home, school, office and more. The hand pump is easy to assemble and the pump tubes are removable for easy cleaning. The pump's adapter fits most standard water jugs and can be switched to a different jug in just seconds. Easy to use - just press down the pump head - manual operation no power required.
Innovative vacuum action for easy operation.
Easy working: Just press the pump head, water will be pump out.
Economical: no battery used and not electricity cost.
Fits most standard water bottle sizes.
Removable tube for easy cleaning.
No splash elbow design.
Compact size and light weight.
Perfect for home, office, school, factory, and all public occasion use.