I feel your pain [&:] I caught a good deal on the trex 600 some guy on ebay in cali had it for a few monthes tried to return it unopened when that didnt work out he put it on ebay for $400 and I jump on it well I didnt do research on them,(was looking at 450 s) so when it came time to get the batteries i bout for a few days, then bit the bullet... what you think i was going to sell it?...... yeah right