- Enhance your home security with our reliable door latch system, designed for safety and peace of mind. If you don't have a peephole, you can keep your door open for ventilation or a quick view while maintaining security with a maximum opening of 2 inches. - Prevent unauthorized exits by children. The latch emits a loud noise when engaged, ensuring you are alerted when little ones attempt to leave the house without permission. - Crafted from high-quality stainless steel, this door latch features a thick and solid construction that offers unmatched durability. It’s resistant to rust, deformation, and breakage, ensuring long-lasting performance. - The solid chain, combined with torsion welding, provides high strength and shatterproof security, making it a reliable choice for your home. - A wear-resistant PU holster is included to minimize impact on the door opposite the chain link, preserving your door's integrity over time. Use Scenarios: 1. Perfect for keeping your home secure while allowing for fresh air on a warm day, this latch gives you control without compromising safety. 2. Ideal for families with young children, this latch prevents accidental exits, providing parents with peace of mind. 3. A great solution for pet owners who want to ensure their pets stay inside without fear of escape when the door is slightly ajar. With this door latch, you can enjoy ventilation, enhance security, and monitor your space effectively.