The Related Parameters:

Model: KR107H 
Lens Material: High Borosilicate Optical Glass 
Gasket Material: 304 Stainless Steel 
Ring Material: High Quality Silica Gel 
Working Temperature: -40℃/+120℃ 
Power: 10W-300W 
Light Transmittance: 88.6% 
Application: Street Lights, Tunnel Lights, etc