... /W 3.Factory own design 4.Competitive Samsung led chip led light with e40 e27 base1.Very Light in weight2.High Lumen:100lm/W3.Factory ... /W,we use RUBYCON driver made in Japan,and the weight is very light,27W=550G,36W=600G,45W&45W=900G.3 ... can be used in indoor,square,garden, courtyard, roadside, playground and replace big 4U, 8U etc.4.What kind of reports ...