1. Plastic & Aluminum Construction. 2. With 150W Halogen bulb included. 3. With Multi- sensor technology - Each sensor has 60degree detection range, total 180 degree range. 4. When one of zone sensor is detecting, the lamp head itselfwill follow to move to the direction area that sensor is detecting. 5. Lux (Sun-Moon) adjustment and Time fix in 3 min.