Battery Tender Junior 12V, 800mA Charger and Maintainer for Lead Acid and Lithium Batteries – Switchable Powersports Charger

Technical Specs

Key Terms: Voltage is the electric force that moves power through the charger (measured in volts). Microcontroller is a small computer inside the charger that controls how it works. AGM stands for Absorbent Glass Mat, a type of lead-acid battery.

About This Item

Stay Charged – 12V Battery Charger, 800mA Selectable Lead Acid/Lithium Battery Charger It will keep your battery fully charged so that it is ready to go when you are. ⚡

Lead Acid and Lithium – Power lead-acid (AGM, flooded, or gel) or lithium (LiFePO4) batteries with this smart charger and maintainer by switching to the desired battery type with the push of a button.

Smart Technology – An ISM microcontroller constantly updates charge sequence to ensure the proper level is sent to your motorcycle, ATV, UTV, personal watercraft, or scooter battery at all times. Smarter than a trickle charger.

Easy to Use – A low maintenance design that’s quick and easy to use, our powersport 12v battery charger and maintainer is lightweight and compact allowing it to operate everywhere even in small spaces.

Safe and Secure – Our 12V 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. It is ETL US/CSA, FCC, ICES, BC, certified including a 5 Year Industry Leading Warranty.

All About the Battery Tender Junior

Specifications: The Battery Tender Junior is a handy 12V charger and maintainer with an 800mA output. It’s super light at just 0.01 ounces and small, measuring 4.4″D x 2.9″W x 2.15″H. It works with 12-volt batteries, both lead-acid types (like AGM, flooded, or gel) and lithium (LiFePO4). Made by Deltran in the Philippines, it’s colored black and green and has the model number 022-0199-DL-WH. It’s been around since February 6, 2017, and isn’t discontinued.

Benefits: This charger keeps your battery ready to roll whenever you need it. You can switch between battery types with one button, so it’s perfect for motorcycles, ATVs, or even scooters. It’s small enough to fit anywhere, and the smart tech makes sure your battery stays healthy without overcharging. Plus, it’s safe with spark-proof connections and reverse polarity detection.

Usage Instructions: Plug it into a wall outlet. Attach the clips to your battery—red to the positive (+) side, black to the negative (-). Press the button to pick lead-acid or lithium mode. The lights will show you what’s happening, and it’ll charge or maintain your battery automatically. When you’re done, unplug it and tuck it away.

Care Guidelines: Keep it dry and don’t let it get wet. Wipe it with a soft cloth if it’s dusty—skip the harsh cleaners. Store it somewhere cool and dry when you’re not using it. Check the clips and cord now and then to make sure they’re not worn out, so it’s always ready for your next ride.