When HN users recommended it
1 HN user recommended this in 2020, in one comment.
20072026
Each tall tick is one HN user's first recommendation. A short tick is the same user again. Click a tick to jump to the comment.
1 HN user recommended this in 2020, in one comment.
Each tall tick is one HN user's first recommendation. A short tick is the same user again. Click a tick to jump to the comment.
https://www.amazon.com/gp/product/B07CWLZWHP
It's a cheap generic magnetic sensor, not specifically for garage door. I used the small door hinge trick to adapt it to the garage door. https://www.youtube.com/watch?v=o49xC-AXY9w