1. Model Number: Automatic Manipulator Valve 2. Rated voltage: 12V 3. Operating Voltage: DC 8V~16V 4. Rated Current: 100mA 5. Valve Pressure: 1.6Mpa 6. Valve Specifications: 1/2 inch, 3/4 inch, 1 inch 7. Close time: 3~8 seconds 8. Open time: 3~8 seconds 9. Note: The product does not include copper connector

http://olla.gr/dc8v-dc16v-automatic-manipulator-shut-off-valve-for-alarm-shutoff-gas-water-pipeline-security-device-for-kitchen-and-bathroom/