Description • Microprocessor Control (CPU). • 3-STAGE AUTOMATIC CHARGING: • This is a fully automatic battery charger with 3 charge stages. • Automatic charging protects your battery from being overcharged. So you can leave the charger connected to the battery indefinitely. • 3-stage chargers are suitable for most battery types including Calcium, Gel and AGM, Wet batteries. They may also help restore drained and sulphated batteries. • Types of batteries: Most types of lead acid batteries including Calcium, GEL and AGM, Wet,EFB, etc.. .