HomeKaara Premium 8040 Motor & Track - SoloJapanese Craftsmanship: Exceptional build quality with a 5 year onsite motor replacement warranty. Motorised curtain track with ultra quiet operation. Automatically identifies and set Open and Stop operation limits. Manual override (by hand draw operation) is very smooth. Enables opening closing of curtains without using any switch operations (Touch Motion). Corresponds to the Dry or Wet Contact. Installation Requirement: Needs just a 5 amp power