Designed with practicality in mind, this window lock features a ball screw mechanism for effortless installation and operation. Its sturdy build allows lasting performance, while the minimalist design complements modern interiors. Ideal for homes, offices, and rental properties, it helps maintain safety without compromising style. Features -Color:Silver -Material:Aluminum - Size: 3.70X2.50X1.50cm/1.45X0.98X0.59in -Window locks for horizontal sliding windows: american design allows for effortless onehanded operation, catering to busy parents -Reliable security: paddle screw fixation allows a stable and secure installation, preventing accidental window openings by children -Safety enhancer: antitheft limiter restricts window opening, enhancing overall home security -Controlled airflow: adjustable window opening angle allows proper ventilation while preventing child accidents -Broad compatibility: suitable for various window types, making it easy to upgrade home safety standards Package list: 2 x window locks