Sheila sensor ceiling light model SC 858 The Chilean SC 858 ceiling light has a smart sensor, so it does not have a on / off switch and is equipped with a thermal or motion sensor, which means that the sensor is turned on and off due to heating or the presence of people in the place. It also saves electricity and is recommended for crowded and busy places. The Sheila SC 858 sensor ceiling light has a metal base for mounting on the roof, and it has a solar-designed glass bubble on it. used.