Nice Infinity Shock G2 Instructions And Warnings For Installation And Use page 54

LED output to monitor the enabled / disabled system.
The central has a LED output that is triggered with 12V whenever the
system is enabled, i.e. it assists the system status indication. It can be
used for 24H MONITORING of the system interconnecting the output to
the monitored alarm.
It can also be used for the user to attach the led in a more visible spot,
away from the central, so he may verify when required if the shock and
the Zone are enabled or disabled.
Shock enabled = LED LED output supplies 12V // Shock disabled = LED
output supplies 0V
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Electrifier connectors
S
POWER GRID
LIGHT BULB
ATTENTION:
the light bulb example represents a load that will
be added by the power grid.