ORIGINAL: black mamba
Just get lipos and be done with it. $20 2S 20C 5000mah Turnigy hardcases from hobbycity await you. lol
Personally I got the $23 2s 30C 5200mah Turnigy hardcases from Hobbycity
Prefer the extra discharge rate buffer room (even though I'm more than certain I won't need it just like the extra wiggle room just in case
)