Safety home: the window lock to the outside helps to keep the window locked. limit the opening width and helps to keep your children safe and prevents them from getting their fingers caught or falling. Perfect for homes and apartments with high ceilings. several floors: security Windows is one of the most important parts of home security. children, especially if you live in a high standard of construction Easy to install. install: Our window latches are a great addition to your home. your safety list domestic and are easy to clean. install with the included installation template and screws. Fits any size. Fits most exterior windows: the exterior latch can be easily fitted to any exterior window. on most outward opening windows, including wooden frames Adjustable opening width: our locks Window inwards can be adjusted from 0 to 100C. 100 mm, there are several stops between 0 and 100 mm. 100 mm so you can adjust to the desired width. Product color: white Quantity delivery: One piece