Battery Tender® Junior Multi-Chemistry 12V 1 Amp Battery Charger and Maintainer Featured Products Permanent maintenance charging on vehicles

Permanent maintenance charging on vehicles where ring terminal installation is preferred

or hard-to-reach battery locations

Why Lithium Jump Starters Outperform Lead-Acid Jump Boxes

ISM adapts its full 4-stage algorithm to the selected chemistry automatically

The CNS 1120 steps up to 1200 Amps — providing additional cranking capacity for full-size trucks

Battery Tender® Junior Multi-Chemistry 12V 1 Amp Battery Charger and Maintainer Featured Products Permanent maintenance charging on vehiclesBattery chemistry is changing. Modern powersports vehicles increasingly leave the factory with Lithium batteries as standard equipment and Lithium batteries require a fundamentally different charging profile than lead acid. The Battery Tender Junior Multi Chemistry 12V 1 Amp bridges both worlds: a fully automatic smart battery charger and maintainer with a manual chemistry selector that delivers the correct ISM (Infinite Sequential Monitoring)