Multi-functional automatic door closers for residential, interior and commercial doors. Suitable for home, small office and home office. Use.P12 wire rope tensile strength 30 ounces, rope length 4.26 feet/51.2 inches. Self-adhesive, no drilling required for installation, high temperature and aging resistance, good solidity, no damage to the wall, easy to install. Engraving with a company logo or event, as something that is commonly used and useful is the perfect promotional product.