Easy Installation:Our door closer is designed for easy installation with a punch-free, hole-free adhesive method. The adhesive provides a secure hold without damaging the wall, while the high-temperature resistance ensures a strong and lasting installation. The simple installation process makes it suitable for a variety of doors, including wooden, metal, residential, and commercial doors. Advanced Technology:With advanced sensor technology, our Automatic Punch-Free Sensor Door Closer ensures convenient and automatic closing of all doors, providing an added layer of security for residential and commercial spaces. Versatile Application:The Automatic Punch-Free Sensor Door Closer is suitable for a wide range of door types, including left and right-opening doors, exterior and interior doors, fire doors, screen doors, and even sliding double doors. Its multifunctional design makes it perfect for use in a variety of settings, including homes, offices, sheds, ranches, and toilets. Weather-Resistant and Safe:Constructed with anti-oxidation, anti-corrosion materials, our door closer is designed to withstand varying weather conditions and ensure long-term reliability. The hydraulics and safe shut-off device provide a quiet and safe closing mechanism, adding an extra layer of security to your space. Robust Construction:Featuring a steel drawstring sliding screen and high-quality steel wire rope that has been tested over 50,000 times, our door closer is designed for long-lasting durability and strength. The sturdy materials used in the construction ensure a strong 1200G pull force, making it suitable for doors with stronger closing forces.