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| Graphing calculators and rechargeable batteries by motherfuckerfoodeater 10/11/2010, 5:16pm PDT | ||||
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| Because life is very strange, I got one of these today. The manual says that I should not, under any circumstances, use rechargeable batteries in it. Is this just FUD to sell custom rechargeable batteries or is there a real reason for the warning? | ||||
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Graphing calculators and rechargeable batteries by 10/11/2010, 5:16pm PDT  |
