device 28 actually contains plural switching sections as will be evident from the following description the system further includes a siren 30 or other loud audible warning signal such as a yelper horn klaxon bell etc which may be mounted anywhere including within the enclosure for being heard by the intruder although not shown an additional siren or yelper etc may be mounted outside of the dwelling or place of business for alerting neighbors police and others to detection operation of the system for initiating operation of the system there is provided a switch mat 31 which will be stepped upon when the burglar or other intruder enters the area under surveillance the switch mat providing electrical power for initiating operation of motor 11 and other functions of the system upon the intruder entering the premises other detection devices may be used instead such as photoelectric devices ultrasonic detectors proximity detectors and so forth but providing in any event the requisite switching of electrical power for initiating operation of the system when the presence of an intruder is detected various arrangements for opening of cover 6 are possible within the scope of the invention but the system includes at least driving means for permitting movement of the cover between its closed and open positions in response to actuation of the system for this purpose solenoids may be utilized there being a first solenoid 33 having its armature connected to a latch 34 which normally retains cover 6 in its closed position in which camera 2 motor 11 light 7 and other apparatus of the system will be concealed from view and will deny access of the system to.