Battery Statistics
Nanophosphate 26650 - 3.3 volt 2.3 AH
LiFeYPO4
$9.60 USD
Voltage range: 2.0V - 3.7V
Current (max): 70A
Power (max): 231 W
Weight: 2.47 oz
Size (inches): L-2.56 W-1.02 H-1.02
Volume: 2 cu-in
Total energy: 7.59 watt-hours

Links...
A123
26650 spec sheet
Cost: 0.79 Wh/$ ($ 1.26/Wh)
Weight: 49.18 watt-hours per lb.
Volume: 2.82 watt-hours per cu-in
Cycle life...
1000 cycles @ 100% DOD - 7.59 kWh
Life cost: $ 1.26/kWh
1496 watts (max)/lbs.

Charging Information...
Voltage (max): 3.6 V
Current (max): 10 A
Power (max): 36 watts
Build a pack with this battery...

Series batteries: Parallel batteries:
Cost: $
Watt-hours per mile:
Optional pack title:
Metric

http://www.zuglet.com/batteries/batteryPack.php?id=1014&cost=9.60&whpm=400