[Functions] The vacuum pump has multiple functions including good oil. Glass for monitoring oil levels and internal high volume cooling fan. [Vacuum Oil] Each vacuum pump will be delivered with two bottles of.[Material] The vacuum pump was made of materials including heavy duty. And metal for achieving good use experience. Type: Rotary Vane Vacuum Pump. 2 Bottles of 500ml oil for free. Air Conditioning, Vacuum Packing, Milk and Wine Degassing etc. We are not responsible for wrong or undeliverable address. We fully understand how critical it is to keep communications as smooth and quick as possible. Many issues could be resolved by themselves thru well communications. We are trying every effort to answer your questions and inquiries in a timely manner.. Please note that our office is closed during weekend and holidays. Please keep in mind that by no means we would ignore your emails and not respond on purpose. This item is in the category "Business & Industrial\HVAC & Refrigeration\HVAC & Refrigeration Tools\Refrigerant Evacuation Pumps". The seller is "topower-biproducts" and is located in this country: US. This item can be shipped to United States.