pilotdog68
(pilotdog68)
4
It appears to be a clone of the Cree XP-E.
Q5 was/is an indicator of a “bin” of XP-E, but
1. Cloners just started labeling things “Q5” or “T6” to trick buyers and
2. Even a genuine Cree XP-E Q5 is quite outdated, the clones may have reached or even surpassed its performance.
This thread will give you loads of useful info: