I have a motion sensor switch KS200M that has worked fine for a year and a half as my garage light switch and then today I noticed the light didn't turn off. I checked the switch and the LED is on and

I am using KS2000M which is smart switch with motion sensor for my garage light. It works well for about 2 weeks only. It won't turn off after that. I have tested a few months to figure out. Here is m