Have our house stocked almost entirely with LED or energy-saving lamps. For our cellar staircase I've searched for a suitable product - currently still a 60 watt light bulb in use. This lamp here is a 90 watts bulb correspond respectively have 1220 lumens.
So far, the staircase is illuminated by a 60 W light bulb - with this lamp is so dim that it is unbrauchar. The given 90 watt I can not explain myself ...