Protect your children and pets: Toddlers are often curious and ill-equipped to defend themselves in dangerous situations. Window safety locks are designed specifically for children and pets to lock dangerous places such as Windows, sliding doors, balconies and prevent babies and pets from falling out of Windows while playing. Two installation methods: There are two installation methods: one is adhesive installation, super simple; The second is screw installation, super durable. In addition, screws and adhesives can be combined to achieve the best installation results. Adjustable window limiter: No longer worry about difficult to control the opening distance. Depending on your cat's size, you can adjust the length of the chain to determine the proper ventilation gap size while keeping your baby and cat safe. With a gap size from 3.5 cm to 20 cm, it allows more air flow than with a locked window. Widely compatible: Made of high-quality ABS and stainless steel material, high temperature exposure, stainless steel chain, can withstand 20kg gravity, pull is not easy to damage. Perfect after-sales: We provide perfect after-sales, you have any questions can ask on the platform, we will reply you within 24 hours, to provide you with the perfect shopping experience.