VEVOR Garage Roller Door Opener, 800 N Lift Force 164 ft Remote Control, 110V Electric Roller Gate Opener, Auto Garage Roller Gate Opener Kit with 2 Remote, Apply for Garage Store

Both left and right can be installed.

We recommend immediately disconnecting the power, removing the unit, opening the casing, and allowing the moisture inside the components to air dry, be dried with a dryer, or be dried in the sun. Once completely dry, reconnect the power and test to see if it is functioning normally. If this response does not resolve your issue, please contact us again for assistance.

This product is designed for indoor installation. Since it is not exposed to rain, only the outer casing has been treated with basic waterproofing; the gaps are not waterproof. Water likely seeped in through the gap between the mounting bracket and the unit itself, and this has nothing to do with the installation distance. We recommend installing it on the interior side of the door.

This is automatically detected by the motor and cannot be set.

No.

The circuit board has external ports that can be used to connect a variety of accessories. If this answer does not resolve your issue, please contact us again for assistance.