• 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.. • Switchmode technology: Yes • Polarity protection: Yes • Output short protection: Yes • Non battery link protection: Yes • Over voltage protection: Yes • Over temperature protection: Yes • Cooling: Fan • Input voltage: 100-240V AC, 50-60Hz • Rated output: 12V 8A 24V 4A • Minimum start voltage: 2.0V • Battery range: 12V: 6Ah-150Ah 24V: 6AH - 100AH • Thermal protect: 65'C+/-5'C • Efficiency: App. 85%. • Compliant standards: CB,CE, IEC60335, EN61000, EN55014 • Dimension (L×W×H): 170×98×58mm • Weight: 560g