Features: Solar Water valves with DC12V/AC22V solenoid ensures precise automatic flows control, ideal for solar water heater systems requiring reliable pressure management. High strength plastic cover offers superior corrosion resistance compared to metal valves, reducing maintenance costs while ensuring outdoor durability. Ideal for homeowners and agricultural users seeking automated water regulation in pressurized irrigation systems or solar heating setups. Optimized for outdoor solar installations, this corrosion resistant solenoid valves maintains stable water flows in residential and agricultural pressurized environments. Engineered with copper component and weatherproof plastic housing, this automatic water control valves withstands harsh conditions for years of maintenance free operation. Specifications: Material: Plastic+brass Size: about 82x84mm/3.22x3.3inch Type: DC12V/AC220V(optional) Package Includes: 1xSolenoid valves note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.