NOCO Genius 10 Battery Charger.

Meet the all-new GENIUS10, one of the most powerful, best-performing, most energy-efficient, and most compact battery chargers ever. The GENIUS10 is a 6- and 12-volt battery charger, battery maintainer, and battery desulfator with a rated output of 10 amps for lead-acid automotive, marine, and deep-cycle batteries, including wet, gel, AGM, and maintenance-free batteries, plus lithium-ion batteries.

Do more with Genius - Designed for 6- and 12-volt lead-acid batteries for cars, boats, and deep cycles, including wet, gel, AGM, and maintenance-free batteries, plus lithium-ion batteries.

Enjoy precision charging - A built-in thermal sensor detects the ambient temperature and adjusts the charge to prevent overcharging in hot climates and undercharging in cold climates.

Recharge dead batteries - Recharge dead batteries with a voltage as low as 1 volt. Or use the all-new Force Mode, which lets you take control and manually start charging dead batteries down to zero volts.
Simple to set up and use - Plug in, connect to the battery, select a charging mode, and start charging your battery. A fully automatic, worry-free charger you can use year-round.

Restore your battery - Detects sulfation and acid stratification and restores lost performance for a stronger engine start and a longer battery life.
Compatible with all types of vehicles - Charge and maintain cars, motorcycles, lawn mowers, ATVs, tractors, trucks, SUVs, boats, classic cars, hot rods, and more, you name it.