Secret Auris Automation Curtain System are quiet operation, easy adjustment, strong driving power etc. It adopts 220V or 110 V standard motor or built-in receiver motor. Can connect with wireless receiver, switch or central controller on the wall. It can also be operated manually once power off. There is no need to set travel because it will stop automatically if blocked. Electrophoresis technology processing, with less noise and smooth pulling. You can choose straight or bend track according to the occasions and requirements.