4 Amp, 6V or 12V Selectable Battery Charger

The fully automatic Battery Tender 4 Amp battery charger and maintainer is a top-of-the-line 12V or 6V switchable battery charger, perfect for cars, trucks, SUVs, and boats. This battery versatile and powerful charger is equipped with a simplified 4-Step Automatic charge process used with lead acid and lithium batteries. Qualification (making sure the battery is ready for charge), bulk charge (getting your battery to the right charge level), absorption (the final 20% of charge), and float (maintaining charge without overcharging your battery, perfect for storage). All Battery Tender® chargers automatically switch from full charge to float charge mode once the battery reaches optimum charge levels. Reverse hook-up protection makes connecting your charger safe and easy to do. LED light indicators make selecting your charge mode simple and straightforward.

Battery Tender 4 Amp, 6V or 12V Selectable Battery Charger Features:

STAY CHARGED: The 4 amp charger provides a full charge to your machine's battery before automatically switching to float mode to maintain proper voltage levels for your battery without overcharging

FULLY SELECTABLE: With the push of a button, easily switch from AGM or flooded and lithium ion (LiFePO4) batteries to provide and maintain an optimal charge level for 6 and 12 volt batteries alike

HIGH POWERED: 4 amp switchable charger delivers a powerful charge to keep your car, SUV, pickup truck, or boat battery at peak performance by providing reliable engine starts and extended battery life

EASY TO USE: A low maintenance design that's quick and simple to use, our switchable automobile charger and maintainer is compact and lightweight to operate everywhere, even in small storage spaces

SAFE AND SECURE: Our battery charger and maintainer is spark-proof during lead connection and automatically detects reverse polarity to ensure a correct, locked-in connection before providing power. 5 Year Industry Leading Warranty