Features: 1. Package Contents: 1 x Automatic Door Closer, 1 x 3 M Glue, 4 x Screws, 1 x Transparent Hook. No wall damage and easy installation. 2. 800g / 1200g Pull Optional: High-quality steel wire rope has passed multiple pull and rebound tests. Choose between 800g or 1200g pull strength. 3. Applicable: Suitable for doors or gates requiring stronger closing force, including left and right opening doors, wood and metal doors, residential and commercial doors, interior and exterior doors, fire doors, etc. 4. Easy To Use: Punch-free automatic sensor door closer with simple installation. The copper tube design helps prevent the steel wire from tangling. 5. Note: This door closer is not suitable for doors with carpet or excessive friction. Specification: Material: ABS Color: Black Size: 8 x 7 x 3cm Pull Strength: 800g, 1200g Weight: 120g Package Included: 1 x Automatic Door Closer 1 x 3 M Glue 4 x Screws 1 x Transparent Hook