To enhance the security of your home, start by attaching the lock to the window frame. Once securely fastened, adjust the limiter to your desired position. This lock not only provides an added layer of security but also offers peace of mind, especially for households with children. Its robust design ensures that windows remain firmly in place, preventing and accidental openings. Easy to install and highly effective, this lock is a valuable addition to any home, offering both safety and convenience. Whether you have sliding windows, screen windows, or fixed windows, this lock is versatile enough to meet your needs. Features -Color:Silver -Material:Stainless steel -Size:6.90X3.50X3.10cm/2.71X1.38X1.22in -Child protection: ensures that children cannot accidentally, providing a safer living space for families -Universal fit: works with both screen and sliding windows, offering flexibility and ease of use for different window types -Position lock: secures windows in a fixed position to prevent accidental closures, adding an extra layer of safety -Security feature: locks windows in a halfopen position to prevent unauthorized entry, boosting home security -Elegant design: features a minimalist design that complements the look of your windows, maintaining their aesthetic integrity Package list: 1pcs window stopper