1,9w led spot light 2,No radiation 3,ceiling base 4,CE and RoHS, ... humidity10%-90%RH Feature of led track light1. High-quality aluminum housing, and good heat dissipation,2. LED light source, no radiation, no heavy ... times.5. No mercury pollution, no radiation, recyclable, and green light.6. CE certificate and RoHS compliance7. Can be designed according ...