Double Layer Chain Electric Window Opener Low Noise Long Life

Double Layer Chain Electric Window Opener Low Noise Long Life. Double Layer Metal Chain: Ensures stable and smooth operation with reduced deformation. Long Service Life: Tested for over 50,000 push-out and pull-back cycles. Low Noise Design: Engineered for quiet operation in various window types. Rebound Function: Reduces deformation of aluminum material caused by the opener. Overload Protection: Built-in safety feature protects the motor and mechanism. Multiple Stroke Options: Available stroke lengths range from 200mm to 1000mm. Customizable Colors: Various color options available to match window aesthetics.