General description This Automatic Door Closer is designed to convert hinged doors into self-closing doors, providing convenience and safety. It features adjustable tension and closing speed, making it suitable for various door types. Technical specifications Material: Zinc alloy Maximum door weight: 150 lbs Color: Black Measurement allowed error: +/- 1-3 cm Compatibility and accessories Includes: Mounted spring-loaded door closer, tensioning rod, slide plate, and hole plugs to cover adjustment holes after setting the desired tension. Installation Easy installation on both left and right-handed doors. Usage Automatically closes the door quietly and safely, protecting the door frame and body. Other information Note: Light reflection and different displays may cause the color of the item in the picture to differ slightly from the actual product. Physical color differences may occur but do not affect functionality.