M811B Digital Clock | Flight Time Recorder, Elapsed Time Meter | Grey 7277-5-15 Version 8500K13 is a single-pole

Version 8500K13 is a single-pole

precision-ground table top mounting surface

Model 70813 series LED interior cabin light is a high quality

Version MTA-306D is a 3-pole

and remote control mode

M811B Digital Clock | Flight Time Recorder, Elapsed Time Meter | Grey 7277-5-15 Version 8500K13 is a single-poleThe M811B Digital Clock is a multi functional chronometer designed to operate under the most stringent operating conditions. It features three independent 6 digit solid state timing circuits: time, flight time, and elapsed time which can be controlled by the pilot. The incandescent display is readable in sunlight. Version 811B 1 has the ability to adjust local time to 12 hour or 24 hour setting. NOTE: 28V install requires the 811 28 Dropping Resistor