Battery Tender® 6V/12V, 4 AMP Selectable Battery Charger - Available at Walmart PowerPlus Spark-proof technology confirms connection —

Spark-proof technology confirms connection — reverse polarity protection prevents damage from incorrect connections

Passenger cars and light trucks requiring fast recovery charging

Float Maintenance — Correct protocol for lead-acid or Lithium delivered 24/7

which prevent overcharging or discharging your batteries

As a permanent on-board charger

Battery Tender® 6V/12V, 4 AMP Selectable Battery Charger - Available at Walmart PowerPlus Spark-proof technology confirms connection —The fully automatic Battery Tender 4 AMP is a top of the line 12V or 6V switchable battery charger, perfect for automotive, motorcycle and marine repair and maintenance shops. With 3x the power of the Battery Tender plus this charger is versatile and powerful. Equipped with a simplified 4 Step Automatic charge process. All Battery Tender chargers automatically switch from full charge to float charge mode. Reverse hook up protection makes connecting