Yep, I should know - I have a SP32 :FACEPALM: - think it's the original version, pics from June 2017. I gave up on the SP32 since it had a switch mount on a vertical board, making it very difficult to mod with a FET+1 driver. Here's some pics from them, probably posted elsewhere long ago, also showing the sharpness of the lanyard hole trim:
The tailcap does look unchanged, didn't try to LEGO yet.
Always thought it odd Sofirn was selling a SP32A V2 host here, and sold 9 of them, when the driver replacement is so difficult. Only other explanation is for replacing an original host. It has 1 5 star review as well, but in Russian.
When the SC31(B) came out, sure looked like a standard side switch PCB light:
