The lighting pattern can be switched between constant lighting and human sensor mode.
When the sensor is ON, the indicator lights up slightly, then lights up 100% when it senses, then lights up slightly, then lights up 100% all the time (about 4 hours).
Sensor mode starts when the ambient temperature is below 30Lx.
The ALWAYS ON mode is lit regardless of ambient brightness.
In an unpowered location.
For security measures such as garage and entrance.