4 Pack Child Safety Window Restrictor Locks - Adjustable Home Security Locks

4 Pcs Window Restrictor Locks Made of high-quality material, durable and pressure-resistant. Features a high-strength steel cable for enhanced safety and child protection. Easy to install with included self-drilling screws and wrench; requires only a screwdriver or drill. Compatible with PVC, aluminum, wood, and composite windows and doors—including double-hung, casement, and sliding windows, as well as balcony and bedroom doors. Limits window opening to 19 cm for ventilation and safety; cable can be quickly removed with the wrench to allow full window opening. Flexible cable design with smooth finish; maximum cable length: 18.5 cm. Reinforced locking mechanism for improved security. Package includes: 4 pcs window restrictor locks.