Security apparatus and system

A security system comprising:

• (a) a plurality of motion sensor units for positioning at desired locations of a building structure, wherein each motion sensor unit comprises a motion sensor adapted for detecting motion external to the building structure;
• and
• (b) a mobile alarm display unit operatively connected to the plurality of motion sensor units, and comprising a plurality of alarm indicators corresponding to the plurality of motion sensor units, wherein each alarm indicator is operatively linked to a particular one of the plurality of the motion sensor units and detection of motion by the particular motion sensor unit activates said corresponding alarm indicator linked to the particular motion sensor unit.

A security apparatus comprising a bracelet comprising a plurality of alarm indicators, the alarm indicators adapted for being operatively linked to a plurality of motion sensors, wherein each alarm indicator is adapted for being operatively linked to a particular motion sensor and detection of motion by the particular motion sensor activates the corresponding alarm indicator linked to the particular motion sensor.

A security apparatus according to claim 20, further comprising a help button, wherein pressing the help button sends an electronic message to an emergency services dispatcher.