For use with 1/2"hose, 9/16"(14mm) Hose Barb to 9/16"(14mm) Hose Barb. Brass material, not easy to rust, corrosion resistant, sealing, fast and stable connection 180 Degree operation handle, plastic-covered lever handle for on/off manual control. Can be used widely used in the irrigation system. Package include 2 Pcs Ball Valve Shut Off Switch. Durable brass construction lasts season after season.