Stainless steel window stopper with 7-level adjustment (0-120), safety locking button, and storm-resistant zinc alloy body.

Adjustable Window Stopper: This innovative window stopper features 7 adjustable locking positions from 0 to 120°, preventing accidental slamming in high winds and ensuring a safe environment for your home. Installation Options: Suitable for various window types, this product can be installed on flat or angled bases. For inward or outward opening, it is available in PVC, aluminum alloy, or steel frames. Enhanced Security Mechanism: The rotary knob safety lock provides three times the holding power compared to standard clips. Its unique design allows for one-handed operation while also releasing accidentally for safer ventilation control. Reliable in Stormy Weather: Made with robust stainless steel components, this window stopper withstands strong winds without deformation. Reinforced pivot points and anti-slip pads ensure consistent performance in harsh weather conditions. Quick and Easy Installation: Installation is a breeze with all necessary mounting hardware included. You can complete the installation in just 3 to 5 minutes while the corrosion-resistant zinc alloy keeps the elegant silver finish intact.