Safety Protection: Prevents baby from pinching their fingers; Prevents baby from accidentally falling out of the window. Window locks are designed to limit the opening distance of doors and windows. Safety locks prevent thieves and improve indoor ventilation when traveling or going out. Sorry, sorry. Durable Material: Made of ABS, stainless steel, and adhesive material, corrosion-resistant, rust-proof, safe, and odorless, providing maximum durability and safety. They are designed to withstand daily wear and tear and high-temperature sun exposure. Not easy to move, not afraid of strong winds. Wide Application: Inward opening, outward opening, extrapolation, universal sliding window, can meet the needs of different window types. Easy to install, intuitive, and robust, it ensures a safe environment in homes and public buildings. Usage: Lock: Simply lock the limiter and press it to lock it. Unlock: Press the side button while pressing the center button with the other hand. Adults can open it easily, but babies have difficulty opening it. Elegant and practical: The window lock has a minimalist and discreet design, and the two-button design blends perfectly into any window design. It does not affect the overall image of your home while providing the necessary security measures.