✔ Passive infrared sensors (PIRs) detect people moving using infrared heat sensing

✔ Dual technology sensors use combined infrared and microwave sensing technologies to ​help reduce false alarms

✔ Magnetic door contacts detect the opening and closing of doors and windows

✔ Glass break sensors listen for the specific noise of breaking glass

✔ Shock sensors detect attacks on doors and windows

✔ Smoke sensors can be connected to the intruder alarm system to detect fire

✔ Businesses that do not employ security measures are 10 times more likely to be burgled than those with simple security measures

✔ Businesses with no burglar alarms are three times more likely to be broken into than those with alarms.

✔ Visible burglar alarms make intruders think twice. They act as a deterrent and warn that an intrusion is taking place