And which coped who.
Sofurn SF01A and the Thorefire PF01S look the same.
Which is the better.

I like the twisties myself.
The Astrolux AO1 is nice and runs 3 levels to 110/120.
Lives on my 4 key keyring.
Jetbeam Jet-1 MK is slightly larger. 3 levels to 460ish.
BOTH super well made. $8 and 14ish