A series of LEDs with applications in traffic signals, message centers, video displays and price changers has been unveiled by CAO Group Inc. The products include 30° round red and amber lamps for traffic signals. The amber lamp offers color intensity in the range of 6100 mcd, while the red lamp’s intensity is typically 4700 mcd. A 70°/40° monocolor (red and amber) oval lamp has also been developed with color intensity from 980 to 1700 mcd, with 1300 mcd typical. The 70/40 red and green lamp is for outdoor message centers and price changers. The red lamp shares specifications with the monocolor version, and the green lamp has color intensity in the range of 1700 to 2800 mcd, with 2400 mcd typical.