Gan su Provice find out LED lamps from 10 enterprises are not QC passed-2
Standard requires initial photosynthetic efficiency (flux) for 54 lm/w, or unqualified product sample measured values of the minimum of 1 # 33 lm/w, sample 2 # 34 lm/w. Unqualified will affect the quality of lamps and lanterns lighting, mislead consumers, especially children’s long-term use can affect vision; 3 it is to the individual input power […]