X10 MS16A ActiveEye Wireless Indoor/Outdoor Motion Sensor The ActiveEye Motion Sensor works anytime, day or night, indoors or Outdoors! Automatically turn on an area of lights, all controlled by X10 modules. Fully weather-resistant Adjustable time delay The ActiveEye Motion Sensor sends wireless Radio Frequency (RF) signals to an X10 Transceiver or any X10 security system base receiver