Package Contents: Set of 2 (with key) 【Easy Installation】No drilling required, simply stick it on! It's firmly secured with strong tape and won't come off easily. 【Wide Range of Uses】By attaching it to windows and doors, you can limit how far a window opens or prevent a hinged door from opening. It can be used as a refrigerator lock, file drawer lock, cabinet lock, paper tray lock, storage shed lock, printer tray lock, and more. 【Installable Anywhere】Just stick it on, so you can install it anywhere! Furthermore, the wire type is not limited by the installation location and can accommodate any installation condition! 【Protecting Children's Safety】Prevents babies from pinching their fingers or falling from various doors, drawers, and windows, protecting them from unexpected dangers. It can also prevent items in cabinets from falling during an earthquake and is effective against pet mischief. In addition, it locks up dangerous items, preventing the risk of accidental ingestion, and can also be used for families and caregivers! Thank you for viewing.