Western Australian Current Regulations Western Australian Current Regulations (1) For the purposes
of this Division, a flashing amber light, when switched on —
(a) must
not be a strobe light; and
(b) must
emit a rotating, flashing, yellow (or another colour or colours approved by
the CEO) coloured light; and
(c) must
flash between 120 and 200 times a minute; and
(d) must
be clearly visible at a distance of 500 m in all directions or be
supplemented by one or more additional warning lights so that the light
emanating from at least one of them is clearly visible at a distance of
500 m in any direction.
(2) For the purposes
of this Division, a flashing amber light that is not a strobe light, when
switched on, must have a power of at least 55W.