Amazon has the Black + Decker Automatic 6V/12V Battery Charger / Maintainer (BM3B) for $14.18 with free shipping on $25+ or Prime. Charges and maintains 12 volt and 6 volt AGM, GEL and WET batteries, stops charging automatically when battery is fully charged or topped off, switching to float mode monitoring.

Has above average Amazon Reviews.

$14 Shop Now

Amazon has the Black + Decker Automatic 6V/12V Battery Charger / Maintainer (BM3B) for $14.18 with free shipping on $25+ or Prime. Charges and maintains 12 volt and 6 volt AGM, GEL and WET batteries, stops charging automatically when battery is fully charged or topped off, switching to float mode monitoring.

Has above average Amazon Reviews.

$14

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Amazon has the TireMinder Smart Tire Pressure Monitoring System for $260 with free shipping. Features compatible with iOS and Android, monitors for high/low pressure, slow leak, rapid leak, high temperature, and blowouts.

Has good Amazon Reviews.

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Has excellent Amazon Reviews.

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Has excellent Amazon Reviews.

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