[Material]Door closer is made of Aluminum alloy,heavy duty,and sturdy to ensure long time use [Adjustable Closing Speed]Clockwise increases buffering,counterclockwise increases closing speed.This door closer features an adjustable spring loaded tension for automatic closing and buffering positioning.It can be set to open at angles between 90-120° [Protective Feature]:The door closer can protect the door from damage and reduce noise [Heavy Duty]With a load bearing capacity of approximately 25-45kg,The door closer is suitable for various types of doors including wooden doors,metal doors,fireproof doors,and household doors [Widely Used]Automatic door closer is suitable for kitchen,bedroom,hotel,office,shed,garage door,and so on, Weight: 0.78484565272 pounds, Manufacturer: TUXCAXI