... , the beam angle can be adjusted to 100 degree and 50 degree, used widely;8.Solar electricity-Free lighting:one-time ... investment,no maintenance cost,long term benefit; 9.Green product: cool light source design, nonthermal radiation, pollution elements, achieve the ... ,Solar system is available as well.1) High quality,competitive price-Owing that we are LED lighting manufacurer2) CE & RoHS & Canton ...