
Battery Extender 12V/1.5A
Auto Meter Products, Inc
$77.30
$109.54
(You save
$32.24
)
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.