Operating Vacuum Degree :0.04-0.05MPa (adjustable). You pay us what you see on the invoice, i. Or replace item for you free of charge. We will reply to you within 48 hours. Please kindly wait for us.We are located in Beijing, welcome to visit us. Please feel free to contact me. The item "25L 1440RPM Electric Milking Machine For Goats Cows+Bucket Adjustable EU/US Plug" is in sale since Thursday, May 9, 2019. This item is in the category "Business & Industrial\Agriculture & Forestry\Livestock Supplies\Dairy Cattle". The seller is "chinatopeshop" and is located in San Leandro, California. This item can be shipped worldwide.