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<p>Are you referring to the Wein zinc-air batteries?</p>
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<p>Hi Michael, yes I am. The cheapest I've seen a Weincell over here is £8, which probably works out at around $12-13 in the US. I've not seen any other brands available here.<br /><br />I can get the correct shape alkalines for a couple of quid each, hence why I use them!</p>