For $1600 and approximately 4 hours of installation time, you wget a brand new hybrid battery backed by the inventor's 2-year/25,000 mile warranty. A similar design is available from Craigslist and/or Alibab.com for $900. Doing the Math This battery is a very exciting new choice for an older Toyota Prius needing a Hybrid Battery pack replacement. More @Wikipedia
Hover over any link to get a description of the article. Please note that search keywords are sometimes hidden within the full article and don't appear in the description or title.