O Gauge Streamline Observation Car LED Lighting
These kits may be used in conventional, command controlled, and 2-rail scale operation. These provide full interior length lighting plus marker LEDs & top rear LED. Optional drumhead warm white LED is also available. In addition the top rear light may be made to oscillate in brightness like the real world Zephyr. Brightness level is user adjustable for the passenger area. The MTH Premier version is plug compatible for easy installation.
A sample of the oscillating brightness may be seen here. Go to bottom of the page for video!