Whether you're working with 12V lithium batteries and golf cart batteries, or any auto battery in between, this versatile car battery tender + boat battery charger is designed to help you quickly charge any 12 volt lithium battery or sub in for any 12 volt battery charger when you need a great automotive battery charger quickly. As part of the Jump Starters & Battery Chargers family, the DSR127 is a powerhouse that caters to any 12v lithium battery or 12 volt golf cart batteries. It serves as a reliable car battery charger portable battery charger for automobiles, and is often used as a battery maintainer 12 volt charger in auto shops. The car battery charger + battery tender jr prevents overcharging your lithium batteries 12 v car auto battery, so you can trust this charger for car battery 12v to safely sub in as your emergency battery car charger. Not just limited to cars, this charger is your go-to solution for a boat, RV battery, and more. The 12v lithium battery charger provides a comprehensive power solution for all your auto battery charger maintainer and tender needs. Its compact design makes it a portable car battery charger car lovers will want to keep close, perfect for when you need a fast car charger or a battery tender charger. The DSR127 is not only a portable battery charger for car and shop use, it's a battery tender plus 12V battery charger and maintainer. It keeps lithium batteries 12 v happily charged thanks to a smart lithium ion battery charger + battery maintainer automotive pros will love. The charger for car batteries makes it safe for precision charging, or portable car battery charger and jump starter use. When it comes to car chargers for golf cart batteries or lithium batteries 12v, this portable car charger will put other battery tenders and battery chargers automobile 12 volt units to shame.