Comparisons of cost when using 30w (150w)Energy Saving light bulb instead of 100W Incandescent bulb
                     
Type of Bulb period/hours cost of bulb No. of bulbs used in 8000 hours Overall cost of bulbs Kw consumed in 8000 hours approx cost/kw running costs over 8000 hours total cost (bulb and running costs) if average of 6 hours use/day, 8000 hours equals: (years): running cost/year
100w incandesent 8000 0.70 8 5.60 800 0.08 64.00 69.60 3.65 19.05
30w Energy Saving bulb 8000 6.25 1 6.25 240 0.08 19.20 25.45 3.65 6.97
  SAVING 12.09
     
Just imagine changing all your bulbs to energy saving!   12 hour/day for business  
  1.83 38.11
Depending on how much you use your lights you could save around   1.83 13.93
120/per year by replacing 10 bulbs in your house/office etc!   SAVING 24.17
And, get bright lights as well!      
  4 hour/day  
Try our other range of low enery daylight bulbs for help with SAD or to improve   5.48 12.70
your working environment   5.48 4.64
  SAVING 8.06
     
  2 hours/day  
  10.96 6.35
  10.96 2.32
  SAVING 4.03