No I did not take a photo of it, but Marc and I used them for the first 3 days of Nats with no problem.
Hmmm. Do you happen to know what type of motors he was using? If he was using a couple of 550's, and had a lot of drivetrain drag, he could well have exceeded the discharge capacity of the packs. By the way, on the subject of battery comparisons, the various types are compared on a pretty much apples to apples basis of weight versus size versus cost for a given (360Wh - pretty substantial)unit of power here:Visit this site Cheers,