Spektrum SPMA100 Optical Kill Switch for battery powered Ignitions

Spektrum SPMA100 Optical Ignition Kill Switch for use with battery powered CDI ignition systems.

Working Voltage 4.8 - 8.4 ( 4 cell nimh up to 2 cell Lipo )

Red LED to indicate the engine ignition is live.

Plugs into standard receiver output & switches ON before the neutral point