webfootguy
100 W
According to this http://www.diyelectriccar.com/forums/showthread.php?t=52468 thread, you can now buy the headway 40152S (15Ah cell).
Here is the specifications:
Has anyone seen these yet or had a chance to test them?
Here is the specifications:
40152(3.2V15Ah) lithium battery cell, widely used for electric vehicles, with the long cycle life and wonderful function
Nominal capacity: 15000mAh (0.5c)
Nominal voltage: 3.2V
Internal resistance: ≤8mΩ
Max charge current: 3C(45A)
Max charge voltage: 3.65±0.05V
Max discharge current: 10C(150A)
Cut-off voltage: 2.0V
Dimension: Diameter 40±1mm, Height 152 ±1mm
Weight: about 480g
Operate Temperature: Charge 0~45°C, Discharge -20~60°C
Storage time: One month -20~45°C, Six month -20~35°C
Has anyone seen these yet or had a chance to test them?