NO NEED FOR NEGATIVE OR NEUTRAL FEEDBACK. If an item does not work as specified or in other condition as described, we always take care of our customers. This item is in the category "Business & Industrial\Hydraulics, Pneumatics, Pumps & Plumbing\Pumps & Pump Accessories\Vacuum Pumps\Other Vacuum Pumps". The seller is "techshop7777" and is located in this country: US. This item can be shipped worldwide.