The simplisafe smart lock makes sure your door is always locked.
Simplisafe alarm on garage door.
The majority of break ins happen through an unlocked entry.
When more than 2 inches away the sensor signals that it is open.
When the magnet is within 2 inches of the grooves on the sensor it knows the door or window is closed.
It locks your door the minute you arm your system or automatically on a timer.
Even if you forget.
The host explains that simplisafe s sensors communicate with the base on the 433 92mhz frequency which is very popular among other consumer electronics like garage door openers baby monitors.
So your front door is always protected.
Doorbell pro alerts you when someone s at the door even if they don t ring the bell.