Hey, check out these auctions:

Solar Panel Charger Controller Regulator 10A 12V/24V, Auto Swich
US $0.80 (0 Bid)
End Date: Wednesday Feb-22-2012 15:24:08 PST
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Newest Solar Panel Charger Controller Regulator 10A 12V/24V, Auto Swich
US $0.80 (0 Bid)
End Date: Wednesday Feb-22-2012 15:27:18 PST
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Cool, arent they?