1. Traffic signals red yellow and 2 green.
2. Wavelength:
(1) Red: 620 - 625nm.
(2) Yellow: 590 - 595nm.
(3) Green: 500 - 505nm.
1. Working voltage: 12VDC. 2. Power: 8W. 3. Size: 300mm (12"). 4. Luminous intensity: 600CD. 5. Material: aluminum. 6. Weight & size: (1) N. W: 24.8KG. (2) Size: 188 x 47 x 18cm.