Battery Tender 3 AMP Charger and Maintainer – Switchable 12V or 6V Smart Automatic for Cars, SUVs, and Trucks – Lead Acid, AGM, Gel, Lithium Compatible

Technical Specs

Key Terms: Amperage is the strength of the electric current (3 amps here). Float mode means the charger keeps the battery at a safe level without overcharging. ISM adaptive charging is smart tech that adjusts power based on the battery’s needs.

About This Item

Stay Charged – The powerful 3 amp charger provides a full charge to your automotive vehicle’s battery before automatically going into float mode to maintain proper voltage levels without overcharging. 5 amps 12 volt charger and maintainer. ⚡

Connect and Forget – With a low maintenance design, our universal vehicle charger and maintainer is compact, lightweight, and easy to operate even in small storage space for your convenience. Features 11 total feet of combined reach including 6 ft. AC cord and 5 ft. DC output charging cord.

Includes – 3 AMP battery charger, ring terminal and alligator clip combo cable, 5 year manufacturer’s warranty, instruction manual, and lifetime customer service.

Monitor Power Levels – A solid state two-color LED light indicates the charging status and if the battery voltage drops too far under load, ISM adaptive charging will resume full charger output power. It is UL/CSA, CE and BC approved.

Safe and Secure – Spark-proof during lead connection and automatically detects reverse polarity to ensure a correct, locked-in connection before providing power.

Versatility – Compatible with lead-acid, flooded or sealed maintenance free batteries (AGM and gel cell), this charger works with 6 volt and 12 volt batteries with the push of a button.

All About the Battery Tender 3 AMP Charger

Specifications: The Battery Tender 3 AMP Charger and Maintainer is a smart device that works with both 6V and 12V batteries. It delivers 3 amps of power and has an output of 12 volts (DC). It’s lightweight at 1.44 pounds and measures 3.4″D x 11.1″W x 9.4″H. Made by Deltran under the Battery Tender brand, it’s black and comes with a 6 ft. AC cord and 5 ft. DC cord. The model number is 022-0202-COS, and it’s been around since October 17, 2015.

Benefits: This charger is great because it’s easy to use—just set it and forget it! It works with all kinds of batteries like lead-acid, AGM, gel, and lithium, so it’s super versatile for cars, SUVs, or trucks. The smart tech keeps your battery safe from overcharging, and it’s spark-proof with reverse polarity protection. Plus, it’s small enough to fit anywhere.

Usage Instructions: Plug the 6 ft. AC cord into a wall outlet. Pick 6V or 12V with the button, then connect the alligator clips or ring terminals—red to positive (+), black to negative (-). The LED light will show red while charging and green when it’s full. It’ll switch to float mode on its own. Unplug and store it when done.

Care Guidelines: Keep it dry and away from water or dust. Wipe it with a soft cloth if it gets dirty—don’t use harsh stuff. Store it in a cool, dry place with the cords wrapped up neatly. Check the clips and cords now and then to make sure they’re not damaged, so it’s always ready for your next charge.