Features :Perfect smooth-running without hearable noise thanks to the encoded technology.Reliable permanent use, equipped with built-in backup battery (Optional).Push & go function makes life safer and easier (Optional).Spring closer on power failure, suitable for fire doors (Optional).Articulated arm and sliding arm both available, can be mounted on the hinge side and opposite hinge sideVersatile functions available at any places, support access control system, fireburglar alarm system, and building intercom system.Excellent reliability passedFully adjustable operating parameters to suit specific applications, numerous control optionsOptimum adaptability to individual requirements- Residential lifts, hospitals, office buildings, retail outlets, department stores, stations and airports, shops and restaurants, homes with elder or disabled people.COMPANIES