Hsthe Sea 4 Pieces Child Window Limit Locks UPVC Baby Safety Window Locks with Screw Key for Baby, Child Safety, Window Locks, Door Locks for Home, Public School and Commercial(Black)

It Limits the Distance a Window can Open, Ideal for Home, Public and Commercial Safety, Also Designed Specifically for Children 's Safety.
Make of High-quality Material, Able to Withstand Greater Pressure, not Easy to Damage.Suitable for Most Types of Windows and Small Doors, Suitable for Many Kind of Materials Such As UPVC, Wood, Aluminum and Metal.
The Window Locks With Special Limitation Design 18cm Safety Cable Provides a 11 to 16cm Restriction and Make Fresh Air in, and Window Can be Opened Fully after the Cable being Removed for one end by Using the Key.
This Window Locks Items Come with Self Drilling Screws and Keys and Just a Screwdriver or Drill to Install.
This Window Restrictor Locks Perfect to Use in Homes, Residential Accommodation, Hospitals, Schools, Universities and Offices, Give Your Children a Safe Environment.