Automatic Hydraulic Door Closer with Latch, Hold Open, Adjustable Spring Door Closer, Buffer Closer for Commercial and Home Use 25-45 kg Door

Keep open within the door opening range of 90°-180° - When the opening angle is over 90°, this door closer can keep the door open at any angle. There is no need to use external forces or door stops to hold the door open. If you like a well-ventilated room or have to move goods often, this will be your best choice. You just need to pull the door within 90° and it will close automatically. High quality and adjustable speed - The hydraulic door closer is made of high quality aluminum alloy. It can close your door automatically and quietly. It will improve your quality of life. You don't have to yell \