How much are the TJ Cells packs?
Been looking at a well known store abroad they do IB3600 cells for $3.90 each, IB3800 for $4.50. IB4200 for $5.50 each and GP4300 for $6.50 each. Don't think really need 4200 or 4300, is there much difference between the IB3600 and 3800?
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