Osram sodium super 4y 70w e27 bulb

Product type - Bulbs. Article number - None. Brand - Osram. Bulb type - Sodium gas bulb. Length - 156 - 156mm. Width - 71 - 71mm. Height - 71 - 71mm. Voltage - 90 - 90V. Base - E27. Light output - 6600 - 6600lm. Bulb shape - Ellipse. Lighting color - Warm white. Color temperature - 2000 - 2000°K. Surface/glass type - Matte. Lamp lighting controller - No. Bulb designation - ED23. Color rendering index (CRI) - 25. Bulb efficiency - 93 lm/W. Energy efficiency class - G. Average nominal operating time - 20000 h. Energy-saving bulb - Yes. Additional information - Lighting color: warm white. Surface/glass type: matte. Lamp lighting controller: no. Bulb designation: ED23. Color rendering index (CRI): 25. Bulb efficiency: 93 lm/W. Mandatory warranty - 24 months.