Multifunctional automatic door closer that automatically closes doors. Helps save time and prevents insects and pests from entering the room due to open doors. Automatic sensor operation enables silent and automatic door closing. Reduces the need to repeatedly open doors manually during study or work, helping improve efficiency. Features a strong tensile metal wire that assists in pulling the door closed. Quick and easy installation with no drilling required. Uses a strong adhesive for secure mounting without damaging doors or walls. Suitable for both left and right-handed doors. Installation is simple and ensures reliable performance. Constructed with high-quality ABS plastic housing and a 304 stainless steel cable. Resistant to oxidation, corrosion, and extreme temperatures. Durable design for long-term use. Compatible with a wide range of door types, including wooden, metal, security, sliding, and interior or exterior doors. Suitable for residential and commercial applications. Product specifications: - Material: ABS + stainless steel - Color: White - Pull force: 1000g - Cable length: 1m (39.37 inches) - Product dimensions: 6.35 x 6.35 x 1.75cm (2.5 x 2.5 x 0.69 inches) - Maximum cable extension: 39.37 inches Package includes: - 2 automatic sensor door closers - 2 hooks This automatic sensor door closer is designed for indoor and outdoor use and works effectively on various door types without requiring perforations. Self-closing mechanism with drawstring suitable for home and commercial iron doors.