Foundation depth is generally light pole height 1/6-1/8, length and width according to your street light lamp type may be, in general, the 600mm-800mm square. , The other should be based on four embedded screws (minimum can not be less than the M20), the screw embedded size is generally 600mm-800mm, do not forget to add embedded PVC casing. As for its overturning resistance, Statistics unto you a year in average wind speed, this can go to the Bureau of Meteorology to check, and then calculate the wind pressure plus a light pole on the light pole itself torque, so you'll know it's the basis of probably should bear the stress, and then down to the actual measurement of the local geological report, will be able to specifically know the street around the foundation required intensity, as how to deal with the most simple is do thirty-seven lime soil.

General living room with 20-28W energy-saving lamps, bedroom child with 15-20W is enough. The Op brand hanging lamp with three primary colors, quality, where we are very popular. The best 30-watt energy-saving lamps good results is the circular light scattered fairly large effect is very good, I am now at home with. Energy-saving lamp wattage like a big point, you said how much watts, which is hard to say, I do not know that you need to have is what kind of effect, on the whole, the big point on the highlights of