Other World Computing and Newer Technology have announced high-capacity replacement batteries for 1st and 2nd generation iPods. The 1800mAh NuPower batteries have 46% more capacity than the batteries originally shipped in the iPods.
The 1800mAh line joins Neweris existing line of 2100mAh 1st and 2nd generation iPod batteries that offer 70% more capacity.
The batteries come with two tools that OWC says are non-scratching for replacing the batteries, along with an instruction manual for how to do so.
You can find more information on Neweris battery line at OWCis Web site. The new 1800mAh NuPower is priced at US$29.95. The 2100mAh battery is still available, and is priced at $39.95