Non-perforated Window Screen Limiter Aluminum Alloy Door and Window Fixed Push-pull Child Lock Buckle Anti-theft LockDescription:Name: window lockMaterial: zinc alloySpecifications: single gap ivory white (with key), double hole ivory white (with key), single gap vibrant black (with key), double hole vibrant black (with key), single hole traditional silver (with key), double gap traditional silver (with key), security window lock (with key)Scope of application: sliding windowSpecifications:1. Product features: thickened material, thickened panel, thickened chain, controllable width.2. Product use: window restrict lock, loose management window width, to stop youngsters from climbing out of the window.3. A style of styles are available, all with keys to guarantee the security of children.4. Easy installation:① Prepare youngster safety window lock② Determine the window opening width③ Adjust the width of the end sheet④ The width of peak sheet is smaller than that of card slot⑤ Turn the foremost to the correct and tighten itPackage Included:1 * window lock1 * Key