1. Valve: 1/2" corrosion-resistant brass galvanized ball valve. 2. Water supply: 1/2" ips. 3. Water outlet: 5/4 ips. 4. Flow control: 9-11 l/min. 5. Hydraulic pressure: 0.2-0.6 mpa. 6. Original water: clean or leached water. 7. Operation condition: eye wash & shower option for almost every industrial situation. For metal eyewash, the foot control is optional as request. 1/pcs in wooden carton