【High Quality Material】The automatic door closer is made of high quality aluminum alloy, chrome plated, rustproof and durable. The support is made of chrome-plated plastic to avoid metal friction noise. 【Adjustable Design】The closing speed and spring tension can be adjusted. First remove the pin, then turn the tail with a hex wrench and align it with the appropriate hole, then insert the pin. Can adapt to the actual needs of the door. 【Mute the Door】The tool acts as a silent tool. It can close your door slowly and quietly, without affecting your normal rest and sleep. And it allows you to go out without worry, and you don't have to endure the cold wind in the winter house. 【Easy to Install】This lightweight door closer is easy to install and does not should only be installed between door frames and screwed. You can also adjust the spring loading tension by adjusting the screw of the door closer to make the door close slowly or quickly. 【Widely Used】This product is suitable for all wooden and steel doors. aluminum for houses, hotels, apartments, etc. Package includes all mounting accessories. This product can be used to retract the arm when not needed, or it can be installed on the left and right doors. Welcome to meet