The Related Parameters:

Model: KR56D 
Lens Material: High Borosilicate Optical Glass 
Gasket Material: 304 Stainless Steel
Ring Material: High Quality Silica Gel
Working Temperature: -70℃/+450℃ 
Power: 10W-100W Light 
Transmittance: 91.1% 
Application: Street Lights, Tunnel Lights, etc