Adjustable Child Safety Lock — up to 17.5 cm Key benefits Keeps infants and toddlers safe: Restricts window and door openings so children cannot access hazardous areas or fall from low windows. Allows ventilation: Adjustable length lets you leave windows partially open for fresh air while maintaining a secure stop that prevents children from opening them further. Easy, lasting installation: Choose strong adhesive or screw mounting to match surfaces and preferences; designed to blend into the home and provide long-term protection and comfort. What it does Adjustable locking arm extends to a maximum length of 17.5 cm, so you can set the exact opening limit needed for your window or door. Prevents full opening of windows, sliding windows, and inner-opening windows; also works on doors and household items that need child access control. Simple operation for adults while remaining child-resistant. Compatibility and applications Suitable for most window types (inner-opening windows, sliding windows) and common household items including doors, refrigerators, washing machines, cabinets, and trash cans. Installation options: reliable adhesive for quick, no-drill mounting or screws for a more permanent fit. Practical use scenarios Window ventilation: Partially open a bathroom or kitchen window for airflow while the lock prevents a toddler from widening the gap. Kitchen safety: Lock a cabinet or refrigerator to keep cleaning supplies and fragile items out of reach. Laundry room: Secure the washing machine or dryer door and nearby utility doors to prevent children from climbing in or accessing hazards. Features summary Adjustable length, extends up to 17.5 cm Two installation methods: adhesive or screw Designed to integrate with home interiors and provide long-term protection and comfort Wide compatibility across windows, doors, and household appliances Installation note Choose adhesive for quick placement on smooth, clean surfaces; use screws where a permanent, high-strength installation is preferred. Follow included instructions for best results.