☆ System efficacy up to 130 lm/W ☆ Extended system service lifetime up to 40,000 hrs (L80/B50) at ambient temperature 35°C ☆ Outstanding colour rendering performance (Ra = 80 / 85/90 / 95), stable colour constancy ☆ Daylight sensor (on / delayed off) can be separately activated or deactivated ☆ Energy efficiency with electronic ballasts and compact fluorescent lamps ☆ According to IEC 60598, IEC 61000-3-2:2005 standard ☆ Frosted / transparent / stripe cover available ☆ One-end / two-end powered optional, fixed/rotatable end cap available ☆ Housing of finish color : aluminum grey RAL9007