Product: Stainlesssteel lock cover for door handles, faucets and handwheel valves Key benefits Prevents unauthorized rotation: encloses the handle or valve and blocks rotation to stop accidental or unwanted use. Adds safety and privacy: locks external knobs when leaving, sleeping, or staying in shared accommodation. Durable construction: made of stainless steel for longterm use and resistance to wear. How it works Covers the handle or hand wheel and secures with a locking knob and keyhole, physically preventing the handle from turning. Simple installation for external or internal mounting; can be used wherever you need to disable rotation. Compatibility and limits Compatible with standard round, tulip, and oval door handles and with handwheel valves. Not suitable for door handles, but can be used for faucets/tanks with hand wheel valves. Material and performance Stainlesssteel construction for corrosion resistance and reliable performance under regular use. Mechanical lock mechanism: rotation is blocked by the cover and secured with the provided locking knob and keyhole. Practical use scenarios Home safety: lock an external bedroom or bathroom knob at night to prevent disturbances or protect sleeping family members. Hotel or shortterm rental: secure the external door knob while occupying the room to add a layer of privacy. Plumbing/utility valves: disable faucet or tank handwheel valves during maintenance, storage, or when preventing accidental operation. Notes Check handle shape and size before installation to confirm fit with round, tulip, or oval profiles. Follow installation instructions for correct mounting and secure locking.