blackjackel -
Here is one rated at 450AH :
Vector 2/4/6 Amp Battery Charger/Jump Starter/12-Volt DC Power Supply : JC Whitney: Auto Parts & Accessories
Quote:
* 450-amp power instantly starts dead batteries! Built-in 2/4/6-amp smart battery charger.
* Portable, cordless and rechargeable!
* Automatic on/off power control ensures safety and resists sparking
* 12-volt DC portable power outlet for DC accessories and appliances
* Rechargeable from home or vehicle—ideal for emergencies in remote locations
Features: clamps power-on only with proper polarity connection; microprocessor control (Digital Smart Control); high frequency power conversion technology; three stage automatic rapid charging battery charger; short circuit and reverse polarity protection (no spark) for user; 26" heavy-duty welders type cable and clamps; lightweight, high efficiency design; high-density, 19 Ah sealed, non-spillable battery; ultra bright 3 LED emergency work light; digital display battery diagnostics; alternator voltage check. Includes self-stored cables and clamps, 12-volt DC car cord and 2/4/6 AMP built-in smart battery charger with LED fault codes and battery diagnostics.
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Question: Would this stand up to daily punishment?
CarloSW2