... , 220V, 0.75Kw, With Electromagnetic Brake And Deceleration System2. Control System: Frequency Changer Is Japan Yaskawa Brand, 220V ... The Middle; Closed Brush At Two Sides5. Operation System: Based On Wall Switch, (Pull Switch---$90/Pair ... 240/Pair)6. Safety System: USA G-tek Brand, With Infrared Photoelectricity Protection And Alarm LightWe will ship ... our honor to service for you! Auto Rolling Door