1. Specially designed for milking machine vacuum pump, long service life. 2. Made of high quality metal and plastic material, anti-corrosion and high strength. 3. All surfaces of the vacuum pump are non-, safe and environmentally friendly. 4. With speed adjustment function, you can save more time and energy. 5. Exquisite workmanship, stable performance and high reliability, easy to install and use. Condition: Item Type: Vacuum Pump Applicable Objects: Donkey, sheep, cow, horse Uses: Animal products processing machinery Parameter: 12V, 24W Applies to: 110-220V Colour:As Shown Material:plastic+metal type:Pulse Package Contents: 1 x Host Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.