-Place Originis: Guangdong, China -Brand nomen: Shinland -Material: Optical gradus PC, Optical gradus PC -Shape: Circum -Style: Optica PC Holder -Color: Vaccum Aluminium Plating -Diameter: Application: Ducitur luminaria -Certification: ROHS, UL -Packing: Pulvis-probatio, concussa-probatio, stipare.