Description: Lockable Window Cable Restrictor Material: Zinc Alloy+Stainless Steel+Plastic Available color: white or other specified color Accessories: with 1 key and install screws Application: Suitable for most types of windows and doors, suitable for many kinds of materials, such as uPVC, Wood, Aluminum and other Metal. Patented: Yes Place of Origin: Zhejiang, China Payment method: T/T, Western Union or PayPal Minimum order quantity: As per different product Package: Customized package will be acceptable Features: Key operated, Child Safety Security Lock Easily installation,It comes with screws and key,just need a screwdriver or drill to Install. It limits the distance of a window/door from opening,ideal for Home, Public and Commercial Safety, also designed specifically for Children 's Safety,can prevent Children falling down from the windows. It can be locked & unlocked as required --- When the cable is In place, the distance of the window can open is limited. And the window can be opened fully after the cable is removed from the locking end by Using the Key.The window lock is fully upgraded with pre-drilled screw holes and is more securely fixed by punching. Wider locking base with thicker locking head, firmly locked and not easily loosened by children's strong tug. No selection of window type, almost universal, can meet the needs of most families. Self-defined ventilation spacing, the larger the staggered distance from the installation position, the smaller the window opening space.After babies learn to crawl, according to Baidu data 52% of child accidents originate in the home. Babies are just learning about the world and are full of curiosity and desire to know. If adults are negligent, babies will 'do whatever they want' and open the door and window to see the outside, etc. Such a lock can prevent Children falling down from the windows.That is why we need to protect our babies. Instead of regretting everything, it is better to prevent it in advance.