[Package Includes & High-Quality Material] You’ll receive 2 pieces of punch-free door closers with steel rope. Our latest automatic door closer features a high-quality ABS shell, resistant to oxidation, corrosion, abrasion, weathering, and high temperatures, ensuring a long service life. [Super Tensile Strength] The high-quality double steel wire rope (1.2 mm diameter) has passed 20,000 cycles of tensile testing. It offers strong tensile strength and is not easily broken. [Function] The automatic door closer helps doors close automatically, helping conserve heating or air conditioning energy. It reduces the need to manually hold or open doors during learning or work, supporting improved focus and efficiency. It is oxidation-resistant, corrosion-resistant, rust-free, stable, wear-resistant, weatherproof, quiet, safe, and reusable. EASY TO USE: Punch-free automatic door closer with adhesive installation—no drilling required. Provides strong adhesion, does not damage walls, and is easy to install. Heat-resistant adhesive included. AUTOMATICALLY CLOSES DOORS: Suitable for standard interior and exterior doors, including wooden and metal doors, left- or right-swinging doors, residential and commercial doors, and fire-rated doors. Not recommended for doors with carpet or excessive friction. Pulling Force: 500 g / 800 g Color: Black Material: ABS Size: 6 x 6 cm Package Contents: 2 x Door Closer 1 x Pack of Screws with Adhesive Note: Other accessories shown in images are not included. Color may vary slightly due to screen settings and lighting conditions. Measurement tolerance: ±1–3 cm.