Battery Extender 12V/3A

Auto Meter Products, Inc
SKU:
AUTBEX-3000
$79.23
$131.29
(You save $52.06 )
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These battery extenders are designed to maximize the life of a 12V battery. They charge a battery at 1 amp until it is fully charged. Then change to a 250 milliamp current to maintain a full charge. This prevents sulfation, the main reason for premature battery failure.