Self-igniting lights shall:

Self-igniting lights shall:

™ be such that they cannot be extinguished by water;
™ be of white colour and capable of either burning continuously with a luminous intensity of not
less than 2 cd in all directions of the upper hemisphere or flashing (discharge flashing) at a rate
of not less than 50 flashes and not more than 70 flashes per min with at least the correspondin
effective luminous intensity;
™ be provided with a source of energy capable of meeting the requirement of previous paragraph
for a period of at least 2 hours; 
™ be capable of withstanding the drop test into the water from the height at which it is stowed
above the waterline in the lightest seagoing condition or 30 m, whichever is the greater, withou
impairing either its operating capability or that of its attached components.