General description The 1 Piece Adjustable Window Gap Size Baby Window Limiter is designed to enhance safety for children and pets by preventing accidental falls and injuries. This childproof window safety lock allows for adjustable window openings of 3.62" (9.2cm) and 5.31" (13.5cm), catering to daily ventilation needs while ensuring security. Technical specifications Material: Polyamide Adjustable window opening sizes: 3.62" (9.2cm) and 5.31" (13.5cm) Weight capacity with tape installation: less than 58 LBS Installation Includes tapes and screws for installation Choose the appropriate installation method based on actual requirements Usage Press the double button to unlock for easy opening and closing of the window Adjust the window gap by pressing and holding the sliding button on the pole while pushing or pulling the window Designed for easy use by adults, while remaining difficult for babies