Designed for horizontal sliding windows, Not for vinyl windows; Total length: 2.36"; Width: 1.57"; Height: 0.59"
By adjusting window stopper knob; Fit on window track spacing from 1.02" to 1.69"; Track high more than 0.59", in case affecting the stability of the security lock
No tools are needed; Improve air circulation; Keep your child safety; Both use in keeping the window closing and partial opening
Close or open the window before installing window stopper; Insert the leg closely to the window groove ; Turn the knob clockwise until the product is secured
Use 2 lock in heavy window/door for adding security; This product does not guarantee total crime prevention; Please use this product along with other crime prevention tools