Battery Tender® Plus 6V/12V 2 Amp Battery Charger and Maintainer Automotive Charging speed is determined by

Charging speed is determined by the station's output rating and the Tesla vehicle's onboard charger capacity — the adapter does not alter or limit either

and locations where indoor-only chargers cannot be used

and lose output significantly in cold temperatures — the exact conditions when a dead battery is most likely and most urgent

Bulk Charge — Full 1 Amp output restores depleted capacity

Reverse polarity protection per bank — incorrect connection on one bank does not affect the other

Battery Tender® Plus 6V/12V 2 Amp Battery Charger and Maintainer Automotive Charging speed is determined byOne charger. Two voltages. IP65 weather resistance. 2 Amp output. The Battery Tender Plus 6V 12V 2 Amp is the most capable dual voltage maintainer in the Battery Tender Plus lineup combining the voltage flexibility of a 6V 12V selector with weatherproofing for permanent outdoor installation, faster 2 Amp charging, and a 7 Year Limited Warranty that backs it all. Dual Voltage. Full Output at Both. The manual 6V 12V selector delivers full 2 Amp output