The different light modes are also well thought out.
The first stage is sufficient absolutely to illuminate the road in the near range or to find the keyhole.
The other modes are already classified almost as a luxury.
The SOS mode is a beautiful, functional, addition.
However, it is probably as with the emergency hammer for your car, you have it and hopes that you never need.
That which I now a bit 'thoughtfulness' prepares, is the strobe function.
Should they be intended any attacker to 'shock' in order to distract the decisive fractions of a second, so it makes no sense, because it takes too long until you get to the appropriate logic function.
I can therefore imagine that just as a gimmick, so superfluous per se.
Power however nothing, they can indeed ignore :-).
All in all:
Also, despite the relatively high but appearing price I would buy this lamp again.