Originally Posted by Rare Bear
Liquidity - what did you do to fit the (2) 2100mah batteries in your Siren? Did you modify the battery tray or internal structure? If so, how did you do it? I'm trying to find a way to bypass that with my Eflite Power 25, which weighs in at 190g. Let me know, if you would. Thanks!
God bless - "Rare"
I was able to fit both 2100s end to end in the fuse of the Siren.You have to be selective what type brand 2100s you use..The Thunder Power pro lite 2100s will fit no problem.I beleive the flight powers are slender enough to slip in too..