Feature: 1. Premium Material: Designed for low to medium traffic areas, our automatic door closer is perfect for a variety of residential doors. With premium cast aluminum and cold rolled steel, our hydraulic closer is an incredible product. 2. Secure and Seamless: Don t let the door hit you on the way out! Our hydraulic door closer is built to close consistently and securely. Plus, our auto door closer ensures fluent door closure while preventing slamming. 3. Fully Adjustable: With two independent valves, you can adjust both the sweep motion and the catch closing mechanism of your door arm closer, so you can set the opening force and closing speed of your door. 4. Quiet Working: This door closer can close your door automatically and noiselessly. It will improve your quality of life. Suitable for doors weighing up to 75KG and 130CM wide. It will not disturb your work or rest. 5. 2 Valves: The door closer has 2 valves that independently control the closing and closing speed. Control the closing speed as needed. You can adjust the closing speed by clockwise and counterclockwise. Specification: Item Type: Automatic Door Closer Material: Cast Aluminum, Cold Rolled Steel Non Positioning Design: The door closes automatically regardless of whether the door is greater than or less than 90 degrees. Applicable Door Weight: 75KG/165.3lb Applicable Door Width: 130cm/4.3ft Function: Double Speed Adjustment Scope of Application: Fire Door, Fire Exit Door, Thickened Stainless Steel Door, Etc. Gross Weight: 1559g/3.4lb. Package List: 1 x Door Closer Body1 x Connecting Rod13 x Screws1 x Accessories