... self-cleaning effect and good heat dissipation2.Second optimal design ,optical class PC lens , anti-UV, anti-aging ,high transparency ... the stable service & long life time .4.High Power LED Light source ,such as CREE-XPC , small package ,high transparency, ... -glare and effective ambient7. Lighting using high brightness LED light source and special anti-glare designSpecifications: Model NumberWS-S-30w ...