Originally Posted by
Aubergine
Two suggestions. One, [size+2]add a helmet mounted light. Sometimes bike-mounted lights get hidden by other cars. Second, consider putting your rear light on a “stalk” of sorts that sticks out to the left side of the bike. That way people will see it sooner on right hand turns.
In that same vein I recommend multiple lights. Two is superior to one, and three is recommended. Two mounted to the frame, and one helmet mount.
I've been riding with this setup since the late nineties. The redundancy also serves as backup should one fail or you forget to charger it.