1. Cup model: φ 200 (SOW) φ 162 (fattening pigs) φ 140 (weaned pigs) φ 118 (piglets);

2. Automatic water valve: it is more water-saving and needs to be matched with long trough or basin. The corresponding basin model can be selected according to the size of pigs;

3. Nozzle: stainless steel, 1 / 2 inch;