Are they sensitive to wet conditions? (snow) Probably gonna order a pair tomorrow.
Most batteries will not perform very well in cold weather. There could be a very large voltage drop and it could hurt how they perform and if drained too far, you might damage them.
With the A123's I ran, the discharge rate seemed to me to be as good as the Lipo's - but that was just by seat of the pants on my part. They ran well with my Novak, and even a little better with the MMM/Castle. However, when run on a stock E-Revo, they did not seem to perform as well as the Nimh batt's my in laws had.
Losi 8T 1.0, Savage Flux - XL style, LST XXL, Muggy, 3.3 E-Revo Conversion and sitting outside 425hp, 831 Tq Dodge Ram Turbo Diesel. It SMOKES