Feature(may vary by option.)

●This window stopper can be attached to the existing key for added security. Comes with special tools in advance, so there is no need to install screws or screwdrivers
●This set of 6 can be used in multiple places, such as living rooms, verandas, and kitchens. Place the window stopper over the sash and place the protective plate inside. Finally, you can tighten the two screw holes to complete the installation
●Recommended for use when the window is closed or when you want to open it slightly for ventilation. It cannot be unlocked without a dedicated key, so it prevents children and pets from getting caught in an unexpected accident
●(Set Contents) Window stopper x 6, Protective plate x 6, Keys x 6, Wrench x 1, Size (Approx.): 2.4 x 0.9 x 0.9 inches (60 x 24 x 24 mm); Mountable sash width (approximate): 0.04 - 0.6 inches (1 - 16 mm); Color: Black; Specifications: Double lock
●This product is an original product sold by "KK Store". We will declare to Amazon Customer Support if you check other sellers to avoid any inconvenience to our customers

[Double Lock]

Description