Electronic lock for trailer

Perhaps you were looking for a simple and affordable way to remotely lock and unlock the cargo gates of semi-trailers, box trucks, pharma delivery trucks?
This electromechanical lock is easily and quickly integrated with a GPS / GSM device which has single "OPEN COLLECTOR" output and one LOGICAL(High-Low) input.
Of course, it will be necessary to add the "Open" and "Close" commands to the WEB dashboard or Mobile App.
https://www.youtube.com/watch?v=oO0Pyq5O8cE