☆ System efficacy up to 120 lm/W ☆ Extended system service lifetime up to 40,000hrs (L80/B50) at ambient temperature 35°C ☆ Outstanding colour rendering performance(Ra = 80/85/90/95), stable colour constancy ☆ Reflector with various beam angle, glare protection. light control with reflector ☆ Light control with rotational lens, symmetric light output ,extremely narrow ellipsoid distribution ☆ Some LED downlight horizontally rotatable 360° ☆ Optional with 0-10V dimming and dali dimming ☆ Housing of finish color: traffic white RAL9016 or silver grey RAL7001