Abstract: This invention relates to a Venetian blind controller and, more particularly to a Venetian blind controller directly attached to a Venetian blind for controlling the opening and closing of the Venetian blind and for controlling the angular position of the blades through wireless remote control operation or alternatively through manual operation during power failure without detaching the controller from the Venetian blind, of which the structure includes two magnetic clutch fitted DC motors, two guide wheels, two pressure wheels, one chain wheel, one pull rope wheel, one receiving circuit, and a remote controller.