High pressure sodium lamp 250W very powerful with brightness 33,200lm, efficiency 120-125lm/watt, with an average lifespan of 32,000 hours, where with daily use of about 10-12 hours on average, its duration will usually be 9-12 years, that's usually how long these last, especially older generation ones, light color temperature: very warm, golden yellow 2000-2100K.
These lamps are intended for road lighting, highways, boulevards, etc., usually two lanes, generally mainly intended for outdoor areas, with brightness of 33,200lm for satisfactory lighting levels, suitable for areas of 250-320 sq.m.
Note: These specific lamps require the arrangement of a ballast, starter, and capacitor for power factor correction, these three components are necessary for the lamp to operate!
For €17 it is an okay price