The Load Controller Module is a versatile control device that can be used in a large number of applications. As a lighting controller, it provides: ON/OFF lighting, timed switch lighting, daylight harvesting, photo inhibit, occupancy based or vacancy based lighting control. The controller activates electrical loads with received input from a linked sensor or switch transmitting: Ambient light levels monitored by a wireless photo sensor Occupancy state monitored by a wireless occupancy sensor Switch action from a wireless single or dual paddle wall switch Switch action from a wireless key card switch Switch action from a wireless door/window (reed) switch Gateway control implementing schedules or other events.