List Price: $89.99 $52.99
At Buy.com USA and Buy.com CA on 11-30-2008.
Fully automatic, high-frequency battery charger. Alternator voltage check with Good/Bad indicator . Digital display shows charge rate, operating mode, fault codes & full when charged . 3.5-min charge to start . 3-stage automatic rapid charging . Spark-resistant reverse polarity & short circuit protection for user . Built-in battery reconditioning . Internal short circuit protection . Reverse polarity indicator . Digital Smart Control microprocessor. Compensates for low AC from extension cord use . High-frequency power conversion technology . UL listed