4 ms·

250W...

• ashtonkem 6y ago
  Which over an hour is 0.25kWh.
  • formerly_proven 6y ago
    Sodium lamps are actually pretty efficient at around 125 lm/W, SOX lamps do over 200 lm/W.
  • jtwaleson 6y ago
    Yes, but it's like saying: the distance he walked is 5km per hour for one hour. Easier to just say 5km.