Product never used, packaging was damaged during transport. Unopened, repackaged in our warehouses, in perfect condition, warranty available. Brass Construction: Solid, robust, high-quality brass, rust-resistant, sturdy and durable, ensuring a clean and leak-free connection. Quarter Turn: The quarter-turn water shut-off valve is easier to open and close, requiring only a 1/4 turn. Inlet G1/2 \" (20mm), Outlet G1/2 \" (20mm). Easy Operation: Easy operation and superior quality ensure long life and convenient use. One-piece construction for strength and durability. Leak-proof: The ceramic cartridge has been tested 500,000 times. The washers have good sealing performance, reducing the risk of leakage. Quick and Easy Installation: No installation tools, glue, torches, or welding required! Easy to install and fits well with your water faucet; a useful accessory for your home.