VEVOR Goat Milking Machine, 12 L 304 Stainless Steel Bucket, Electric Automatic Pulsation Vacuum Milker, Portable Milker with Food-grade Silicone Cups and Tubes, Adjustable Suction for Cows and SheepClean the HoseEffortless CleanPortable BucketHealthy MaterialsEfficient MilkingReliable Pulsation SystemPulsation Times: 60~80 times/min,Item Model Name: 9JWD-12,Capacity: 3.2 Gal / 12 L,Hose Inner Dia.: 0.27'' / 0.7 cm,Material: 304 Stainless Steel, Food-grade Silicone,Vacuum Pressure: 45～50 kPa,Hose Outer Dia.: 0.39'' / 1 cm,Power: 20W, 120V/60Hz,Weight: 9 lbs / 4.1 kg