ProNautic P fully charges, conditions, maintains and re-conditions batteries while extending battery life and maximizing battery reserve power performance.

No more guessing about the status or condition of your batteries. You'll be impressed with the amount of useful information that is clearly displayed in an easy-to-read format right on the charger - dual displays of actual charging voltage and charging amperage, percent of charger capacity being utilized, charger maintenance mode, battery settings, warning and fault conditions, system diagnostics & status, cooling mode, etc.
This is an extremely well thought out display on a high performance charger.

Auto-ranging worldwide AC input voltage on all models is 100 - 240 VAC
Twelve micro-processor controlled charge profiles, and precision 4-stage charging for all marine battery types - charge, condition, maintain and re-condition - are user selectable from the front panel
Output power is automatically distributed according to the needs of the individual battery banks
Automatic dockside power mode for 12 volt DC lighting and appliances
Automatic energy saving mode during non-use periods; power factor corrected
Automatically programs conditioning time based on discharge state of batteries
Automatically de-sulfates batteries after 21 days in the maintain mode, improving reserve power performance & extending battery life
Automatic temperature compensation and fan control - remote temperature probe included
Built-in safety - ignition protected and current limiting
Five year warranty