A home security system includes a plurality of monitoring assemblies each comprising a data communication device, a light, a video camera, a transmitter, a sensor, a loudspeaker, a warning device, an identification device, a projector, an adjustment device for adjusting angles of the light, the video camera, and the projector, and a power supply; a fixed controller comprising a data communicating device and a data storage device; and a hand-held portable controller comprising a wireless communication module and an equipment set module. The fixed controller is adapted to activate the monitoring assemblies. The hand-held, portable controller is adapted to remotely activate the monitoring assemblies.