... and current protection, good heat dissipation(Shell: PC+ Aluminum; PCB: FR4) and ultra stability;4, LED light source of ... , No Electro-Magnetic Emission, No UV & IR Radiation, RoHS Compliant. Very Long Operational Life (up to 100,000hrs). High Lumen ... Maintenance. Vibration and Shock Resistance. Safety Assurance: CE,ROHS,FCC.Applications: General Lighting of Offices, Schools, Factory, Streets ...