1) Work voltage:85~265V
2) Life span:50000hrs

3) Energy-saving and environment-friendly
4) Superior thermal management with internal copper heat conductor and external aluminum housing
5) Body temperature: less than 56 degrees Celsius
6) LED working temperature: less than 62 degrees Celsius
7) Temperature: -40 ~ 70 degrees Celsius
8) Brightness degradation: 3% - 5%1kh