Siaer Remote Control Artistic Rail Curtain Machine combines screw spring and rolling bearing to function the rolling bearing to function the rolling screw power instead of the cumbersome screw and nuts.

Therefore it functions without the conventional mechanical structure including chain wheel, cord, and strap and tremendously improves its reliability and life span. Its longevity, mute, power failure manual switch leads far ahead in the world.

The machine breaks the 300,000 times trouble free world records in the life test.

This product features in multiple functions including electric remote control, bedside switch, EIB X-10 household intelligence system connection,