Item C77106667 - C77-R600x600 WH 3000 DALI E1/ST 830 LI 2xSM, Mounting: Ceiling recessed, Lightsource: LED, Ingress protection: 40 from underneath \ 20 from above, Impact rating: IK08, Shape: Rectangular,Square, Measurement:, Colour: WH - White, RALkode: RAL 9016, Optical ID SM - Silver matt reflector, Light technical requirements-, CRI: >80, Colour temperature: 3000, Lumen out: 3078, Efficiency Lumen per Watt: 134, Median lifetime Ta25:, L80 100 000, Type LED driver DALI: Dimming, Integrert Nødlys type: E1 / ST means that this item has a built-in emergency light for minimum 1 hour duration. It tests itself according to European emergency light standards. Indicator LEDs on the product communicate the test results.