- Output: 12V 10A. - Battery Range: Max. 230Ah Lead Acid. - Fully automatic microprocessor controlled dual voltage battery charger and maintainer. - Patented Speed Charge technology actively monitors the charge acceptance and constantly modifies the charge output. - Charges the battery up to 3 times faster than conventional battery chargers without damaging the battery. - Heavy-duty sturdy case, no-nonsense controls, bright, clear, easy-to-read LED status lights and LED scrolling digital messaging display screen gives step-by-step instructions. - Charges conventional lead acid, calcium, AGM/GEL, leisure and stop/start batteries. - Fully automatic float mode ensures that the battery is kept fully charged and ready to use, for extended periods of time. - Reverse polarity protection,