【Child Safety Window Lock】: Children are curious, love to try things, and are inventive. Although many parents have meticulously furnished their children's rooms with numerous safety features in mind, one small detail is often missing: a child safety window lock. 【Easy to Use】: Comes with mounting screws, making it convenient to install. It can be rotated 90 degrees; a single rotation of the jammer arm will lock or unlock it. 【Anti-Wear Pad】: This door/window lock includes an anti-wear pad. The window stopper reduces friction between the jammer arm and the window, protecting your windows or doors from being rubbed. 【Practical】: Suitable for UPVC/PVC doors and windows. It is easy to install and complements most furniture styles. These anti-theft devices meet your multiple needs. 【Caution】: When installing, maintain a certain distance from the window frame, otherwise the locks will not rotate. Features Our child window locks are made of high-quality aluminum alloy, making them durable