Wayne, owner of Elektro Lumens, likes to know where people hear of us? By word of mouth? Internet Search? Through a forum? Etc. Add a comment in the comments section to let Wayne know, or send him an email. Thank you. Regarding the 18650 Li-Ion rechargeable batteries, send Wayne an email if you need help finding a good battery. (The EDC-XML-R uses this battery). Regarding the 26650 battery (Big Bruiser, Bruiser-9000, Brutus Maximum, use this battery) see the 'Batteries' section of this shopping cart.