Newbie looking at moding an emisar d1 looking for advice please

Flashlight Modding and DIY Parts
2

WF1 is not a good match for D1: OSRAM CSLNM1.TG & CULNM1.TG 1mm², CSLPM1.TG & CULPM1.TG 2mm² - #512 by X31

Some people put SST-40 in D1, e.g. Emisar D1 - #185 by JIGHEADWORM