How do I know which side is ON or OFF? Customer Support Agent October 09, 2017 21:01 The ON is the switch down and OFF is the switch up. Related articles My LugLoc LED light always shows red after pressing the system check button. I have fully charged. What is the red button for? Is there a phone number to call? My LugLoc is not updating its location Comments 0 comments Please sign in to leave a comment.