[DETAIL] 3Pcs Sliding Window Locks Metal Anti-Theft Lock Adjustable Child Security Lock Anti-drop Windows Stopper Lock for Home Office Features: 1. Universal Sliding Lock Solution: Designed for compatibility with patio doors, sliding glass doors, and windows, this sliding window lock provides a versatile security upgrade. Easily installed without drilling, it fits a wide range of sliding fixtures in your home or office. 2. Child Safety & Fall Prevention: Protect your loved ones with this window sash stopper, which prevents children from accidentally opening windows and falling. It offers peace of mind for families in high-rise apartments, while still allowing for safe ventilation and airflow. 3. Heavy-Duty Construction & Rust Resistance: Built with sturdy materials, this window safety lock offers reliable performance and rust protection. Its sturdy build ensures long-lasting use, making it a trustworthy choice for repeated locking and unlocking on doors and windows. 4. Adjustable Window Stopper Function: Simply place the metal anti-theft lock on the window or door track to set a customized opening limit. Easily control how far your window or door slides open, enhancing both safety and controlled air circulation in any room. 5. Quick Installation & Effortless Operation: Featuring a user-friendly design, this sliding doors lock can be tightened or loosened in seconds by turning the knob. No tools or drilling required, making it a convenient and efficient choice for everyday home security. Specification: Origin: Mainland China Material: Iron Packing Size : 100.00x100.00x80.00mm/3.94x3.94x3.15inch Single Size: 6*3.5*2.3cm/2.34*1.37*0.9in Note: Due to different monitor settings and lighting conditions, the actual color of the item may vary slightly from the pictures. Thanks for your understanding! Please allow a 1-2 cm difference in measurements due to manual measuring. 3x Sliding Window Lock [ATTRIBUTES] - Hign-concerned Chemical: None - Brand Name: alloet - Origin: Mainland China - Hign-concerned Chemical: None - Brand Name: alloet - Origin: Mainland China - Origin: Mainland China - Material: Iron - Packing Size: 100.00x100.00x80.00mm/3.94x3.94x3.15inch - Single Size: 6*3.5*2.3cm/2.34*1.37*0.9in