Despite a general structure that changes slightly, here are some details:: Red and green Leds with an interuptorNot present into TRON version.: Engraving of electronic typonNot present into TRON version.: Green signal animationNot present into HAA and TRON versions.: Simplification of circuit and diodes deleted.: Removing of red and green LEDs compared to HAA helmet.

Note: It seems that TRON helmet has no more golden color (illuminated by a blue light).

