• Fully automatic microprocessor controlled dual voltage battery charger and maintainer with automatic voltage detection.• Patented Speed Charge technology actively monitors the charge acceptance and constantly modifies the charge output.• Charges the battery up to three times faster than conventional battery chargers without damaging the battery.• Heavy-duty sturdy case with no-nonsense controls.• 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, thermal runaway protection and automatic shut-off are included as standard.• 10A power supply mode for maintaining battery power during prolonged periods of power draw.• IP20 Rated.• 2 Year guarantee*.Fully automatic microprocessor controlled ba