Door Handle Lock with Keys, Privacy Bedroom Internal Locks Keys

【Reliable Materials】The door handle lock with keys body and handle are crafted from high-quality aluminium alloy, with a polished, burr-free finish that is waterproof, rust-resistant, wear-resistant and corrosion-resistant. The material’s high hardness and excellent elasticity ensure it remains distortion-free over long-term use, providing stable and lasting security for interior doors, whilst its smooth texture enhances user comfort 【Easy Installation】The silver security door knob lock set includes a full set of fixing components and an instruction manual; installation can be completed with just a screwdriver. The lock bolt is extendable with a centre-to-centre distance of 60–70 mm, suitable for door thicknesses of 30–50 mm. If installation is difficult, do not force the mechanism to turn, as this may damage the internal structure 【Flexible Locking】The privacy bedroom door handles internal locks can be locked or unlocked from the outside using a key, whilst the inside features a knob for locking and unlocking. Suitable for scenarios requiring access control and privacy protection, such as bedrooms, bathrooms and offices. Can be installed on both left- and right-opening doors to accommodate various door configurations 【Wide Applicability】The entrance knob set designed specifically for interior doors with a thickness of 30–50mm, it can be installed in bedrooms, bathrooms, studies, offices and commercial doors. Meeting everyday wear-and-tear standards whilst balancing security and convenience, it is the ideal entry-level security solution for both home and office environments 【Quiet and Comfortable】The external door locker body features a silent design, ensuring smooth and quiet door operation to minimise noise disturbance. The handle features an ergonomic curved design for a comfortable grip and effortless opening. The polished finish adds a touch of elegance to your home whilst reducing the sound of unlocking, enhancing the everyday user experience