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Product details:
High frequency pulse desulfation. Maximizes battery life and capacity, reconditions weak batteries. Maintains up to 4 batteries at a time. Short circuit, spark, overcharge, and polarity protection. 20' DC solar panel connection, 4' DC cord with quick connector. 15 watt amorphous silicon solar panel (1' x 3'). Long-term float (maintenance) stage can add years of service. Specifically designed for charging and maintaining up to four 12V batteries of any size/type/brand. Extends the performance and life of 12V lead-acid, maintenance-free, marine deep cycle and sealed AGM batteries. Features fully automatic desulfator to dissolve life-shortening sulfate by using safe low-voltage high-frequency pulses. Internal program adjusts its output several times a second based on this reading to quickly and correctly charge your battery. Warning: This product can expose you to chemicals which is are known to the State of California to cause cancer and birth defects or other reproductive harm.