Brass Material : Crafted from brass for exceptional sturdiness , this connector is built to last and ideal for outdoor garden use Leakproof Design : The robust threaded connection and internal seal avoid water leakage during work , suitable for hose reels , IBC tanks , rainwater harvesting Quick Release Function : Fits 1/2" DN15 hose (16mm outer diameter) and is designed for male fittings (16mm outer diameter) . Simply pull off the fitting gently to detach and reconnect Flow Control : The integrated valve enables precise water flow regulation from full flow to complete shut off , giving you full control over water volume . Its sturdy construction ensures pressure resistance Universal Compatibility : Designed to fit standard garden hoses , reels , and tanks , it works with 16 mm quick couplings , 1/2" , 3/8" , 1/4" , or 3/4" couplings for quick connection , and is compatible with Hozelock fittings, Weight: 0.440924524 pounds, Manufacturer: Sutowe