Missed the boat...Underwater strobe what distance is it visible?

[njdiverjoe]

I carry this with me on night dives, particularly drifts in SE FL. TekTite LED 200 Strobe Light | Dive Gear Express® It does not seem like junk to me. I've had it for several years, works perfectly, very bright. I've only really deployed it a couple of times when I ended up reasonably far from the boat in brisk current. They tell me it is easily visible and facilitates pick up

In comparison to a good strobe like the Trojan it really is extraordinarily dim.