Shock Sensor White 5 Pack

the shock sensor is a perfect solution for your sliding glass door you know when a criminal wants to get inside one of these oftentimes what they do is they use a crowbar to pry it open and if the hardware isn't strong enough you don't have a bar down on the bottom to prevent that door from opening up then it can usually break it open and that's when the open and close would set off the siren and hopefully your arming your system now if they're not choosing to open the door but instead choosing to break the glass on the door what they'll either do use as a crowbar or a sledgehammer and as they hit that the vibration that occurs through the door whether they're doing it in this pane or the other pane would set off the vibration sensor in there and again set up a siren assuming you've armed the system ok the other way that they'll do it is they will take suction cups kind of like big plun