... RoHS&FCC&PSE 5.Warranty: 3 years 9W LED downlight/ceiling light Technical Parameters:1. 9W LED downlight 2. size: 3.5 inch3. ... light source ensure high brightness,9. External constant- current driver, stable performance.10. Color: warm white, sunlight white, pure white,( ... , office, display window, exhibition ,halls and other commercial lighting as folows. Our showroom Trade termspayment: T/T, Western ...