Adjustable power size EN 2-4|Typical application medium to high traffic areas, such as office corridors and residential facilities|Suitable for doors up to 1100mm and 80kg|Certified for door or frame mount applications|Fits to push or pull side of the door 2-4 and parallel arm 3|Tested to EN1154, CE marked and Certifire|CE Marked and Certifire Approved.|10 Year Guarantee