Or you can savage from expanded or defective LiPo battery pack of old laptops and devices. I normally could savage > 50% of these cells, and use them as portable power source. Depend on the availability at your source, per cell cost can be cheaper from a new battery pack than getting it individually. But you would have to do the ripping, and you likely need to get some protection PCB for single cell. Ling SM On Thu, Sep 3, 2009 at 10:57 AM, Jake Anderson wrote: > Li-poly has a short shelf life 1-2 years. > and they are going up in capacity fairly rapidly, so you might want to > just get them as you need them from somewhere like dealextreme or hobbyking > > > > > If you have some available cells I would be very interested... perhaps > > we can take it off-list... but, depending on price I am willing to help > > someone unload perhaps a dozen cells to keep on hand for the next few > > years, or, just a few to get me going, and attempt to source some more > > in the next year or so. > > > -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist