1、APPLICABLE SCOPE: Single hole adjustable sliding lock kit, suitable for horizontal and vertical sliding window or door, with good compatibility. 2、EASY TO OPERATE: Each window sliding lock is equipped with a hex wrench, which is fixed to the track through a key, no additional tools required. 3、METAL STRUCTURE: Using aluminum alloy frame and stainless steel screws, the window sliding lock has a sturdy structure that is stable and dependable. 4、MULTIPLE FUNCTION: This sliding lock set can be used to keep window partially open and closed, prevent theft or prevent kids from falling, improve air quality. 5、10 SETS SLIDING LOCK: Includes 10 sets of window sliding locks, easy to install and remove, suitable for use in home, office, or classroom settings.